Errors in the logs of my site.

I use the free version of the Rank Math SEO plugin on my website.
I noticed that there were errors in the logs of my site:

[28-Dec-2020 21:11:50 UTC] WordPress database error Table 'boatexd_expo.wp_rank_math_analytics_gsc' doesn't exist for query SELECT DISTINCT DATE_FORMAT( created,'%Y-%m-%d') as date, SUM(impressions) AS impressions, SUM(clicks) AS clicks, AVG(position) AS position, AVG(ctr) AS ctr FROM wp_rank_math_analytics_gsc WHERE created BETWEEN '2020-11-20 00:00:01' AND '2020-12-25 23:59:59' GROUP BY WEEK(created) ORDER BY created made by require('wp-blog-header.php'), wp, WP->main, WP->parse_request, do_action_ref_array('parse_request'), WP_Hook->do_action, WP_Hook->apply_filters, rest_api_loaded, WP_REST_Server->serve_request, WP_REST_Server->dispatch, WP_REST_Server->respond_to_request, RankMath\Analytics\Rest->get_dashboard, RankMath\Analytics\Summary->get_analytics_summary, RankMath\Analytics\Summary->get_keywords_summary, RankMath\Analytics\Summary->get_analytics_summary_graph, MyThemeShop\Database\Query_Builder->get
[28-Dec-2020 21:11:50 UTC] WordPress database error Table 'boatexd_expo.wp_rank_math_analytics_gsc' doesn't exist for query SELECT DATE_FORMAT( created, '%Y-%m-%d') as date, ROUND(AVG(keywords),0) as keywords
			 FROM (
			    SELECT created, count(DISTINCT(query)) AS keywords
				FROM wp_rank_math_analytics_gsc
				WHERE created BETWEEN '2020-11-20 00:00:01' AND '2020-12-25 23:59:59'
			    GROUP BY created
			) as ka
			GROUP BY WEEK(created) made by require('wp-blog-header.php'), wp, WP->main, WP->parse_request, do_action_ref_array('parse_request'), WP_Hook->do_action, WP_Hook->apply_filters, rest_api_loaded, WP_REST_Server->serve_request, WP_REST_Server->dispatch, WP_REST_Server->respond_to_request, RankMath\Analytics\Rest->get_dashboard, RankMath\Analytics\Summary->get_analytics_summary, RankMath\Analytics\Summary->get_keywords_summary, RankMath\Analytics\Summary->get_analytics_summary_graph
[28-Dec-2020 21:11:50 UTC] WordPress database error Table 'boatexd_expo.wp_rank_math_analytics_gsc' doesn't exist for query SELECT DISTINCT DATE_FORMAT( created,'%Y-%m-%d') as date, SUM(impressions) AS impressions, SUM(clicks) AS clicks, AVG(position) AS position, AVG(ctr) AS ctr FROM wp_rank_math_analytics_gsc WHERE created BETWEEN '2020-11-20 00:00:01' AND '2020-12-25 23:59:59' GROUP BY WEEK(created) ORDER BY created made by require('wp-blog-header.php'), wp, WP->main, WP->parse_request, do_action_ref_array('parse_request'), WP_Hook->do_action, WP_Hook->apply_filters, rest_api_loaded, WP_REST_Server->serve_request, WP_REST_Server->dispatch, WP_REST_Server->respond_to_request, RankMath\Analytics\Rest->get_dashboard, RankMath\Analytics\Summary->get_analytics_summary, RankMath\Analytics\Summary->get_analytics_summary_graph, MyThemeShop\Database\Query_Builder->get
[28-Dec-2020 21:11:50 UTC] WordPress database error Table 'boatexd_expo.wp_rank_math_analytics_gsc' doesn't exist for query SELECT DATE_FORMAT( created, '%Y-%m-%d') as date, ROUND(AVG(keywords),0) as keywords
			 FROM (
			    SELECT created, count(DISTINCT(query)) AS keywords
				FROM wp_rank_math_analytics_gsc
				WHERE created BETWEEN '2020-11-20 00:00:01' AND '2020-12-25 23:59:59'
			    GROUP BY created
			) as ka
			GROUP BY WEEK(created) made by require('wp-blog-header.php'), wp, WP->main, WP->parse_request, do_action_ref_array('parse_request'), WP_Hook->do_action, WP_Hook->apply_filters, rest_api_loaded, WP_REST_Server->serve_request, WP_REST_Server->dispatch, WP_REST_Server->respond_to_request, RankMath\Analytics\Rest->get_dashboard, RankMath\Analytics\Summary->get_analytics_summary, RankMath\Analytics\Summary->get_analytics_summary_graph
[28-Dec-2020 21:11:50 UTC] WordPress database error Table 'boatexd_expo.wp_rank_math_analytics_gsc' doesn't exist for query SELECT query, ROUND( AVG(position), 0 ) as position FROM wp_rank_math_analytics_gsc WHERE created BETWEEN '2020-11-20 00:00:01' AND '2020-12-25 23:59:59' GROUP BY query made by require('wp-blog-header.php'), wp, WP->main, WP->parse_request, do_action_ref_array('parse_request'), WP_Hook->do_action, WP_Hook->apply_filters, rest_api_loaded, WP_REST_Server->serve_request, WP_REST_Server->dispatch, WP_REST_Server->respond_to_request, RankMath\Analytics\Rest->get_keywords_overview, RankMath\Analytics\Keywords->get_top_keywords
[28-Dec-2020 21:11:50 UTC] WordPress database error Table 'boatexd_expo.wp_rank_math_analytics_gsc' doesn't exist for query SELECT query, ROUND( AVG(position), 0 ) as position FROM wp_rank_math_analytics_gsc WHERE created BETWEEN '2020-10-15 00:00:01' AND '2020-11-19 23:59:59' GROUP BY query made by require('wp-blog-header.php'), wp, WP->main, WP->parse_request, do_action_ref_array('parse_request'), WP_Hook->do_action, WP_Hook->apply_filters, rest_api_loaded, WP_REST_Server->serve_request, WP_REST_Server->dispatch, WP_REST_Server->respond_to_request, RankMath\Analytics\Rest->get_keywords_overview, RankMath\Analytics\Keywords->get_top_keywords
[28-Dec-2020 21:11:50 UTC] WordPress database error Table 'boatexd_expo.wp_rank_math_analytics_objects' doesn't exist for query SELECT COUNT(object_id) AS count FROM wp_rank_math_analytics_objects WHERE is_indexable = 1 AND seo_score BETWEEN 81 AND 100 LIMIT 0, 1 made by require('wp-blog-header.php'), wp, WP->main, WP->parse_request, do_action_ref_array('parse_request'), WP_Hook->do_action, WP_Hook->apply_filters, rest_api_loaded, WP_REST_Server->serve_request, WP_REST_Server->dispatch, WP_REST_Server->respond_to_request, RankMath\Analytics\Rest->get_dashboard, RankMath\Analytics\Summary->get_optimization_summary, MyThemeShop\Database\Query_Builder->getVar, MyThemeShop\Database\Query_Builder->one
[28-Dec-2020 21:11:50 UTC] WordPress database error Table 'boatexd_expo.wp_rank_math_analytics_objects' doesn't exist for query SELECT COUNT(object_id) AS count FROM wp_rank_math_analytics_objects WHERE is_indexable = 1 AND seo_score BETWEEN 51 AND 80 LIMIT 0, 1 made by require('wp-blog-header.php'), wp, WP->main, WP->parse_request, do_action_ref_array('parse_request'), WP_Hook->do_action, WP_Hook->apply_filters, rest_api_loaded, WP_REST_Server->serve_request, WP_REST_Server->dispatch, WP_REST_Server->respond_to_request, RankMath\Analytics\Rest->get_dashboard, RankMath\Analytics\Summary->get_optimization_summary, MyThemeShop\Database\Query_Builder->getVar, MyThemeShop\Database\Query_Builder->one
[28-Dec-2020 21:11:50 UTC] WordPress database error Table 'boatexd_expo.wp_rank_math_analytics_objects' doesn't exist for query SELECT COUNT(object_id) AS count FROM wp_rank_math_analytics_objects WHERE is_indexable = 1 AND seo_score BETWEEN 1 AND 50 LIMIT 0, 1 made by require('wp-blog-header.php'), wp, WP->main, WP->parse_request, do_action_ref_array('parse_request'), WP_Hook->do_action, WP_Hook->apply_filters, rest_api_loaded, WP_REST_Server->serve_request, WP_REST_Server->dispatch, WP_REST_Server->respond_to_request, RankMath\Analytics\Rest->get_dashboard, RankMath\Analytics\Summary->get_optimization_summary, MyThemeShop\Database\Query_Builder->getVar, MyThemeShop\Database\Query_Builder->one
[28-Dec-2020 21:11:50 UTC] WordPress database error Table 'boatexd_expo.wp_rank_math_analytics_objects' doesn't exist for query SELECT COUNT(object_id) AS count FROM wp_rank_math_analytics_objects WHERE is_indexable = 1 AND seo_score = 0 LIMIT 0, 1 made by require('wp-blog-header.php'), wp, WP->main, WP->parse_request, do_action_ref_array('parse_request'), WP_Hook->do_action, WP_Hook->apply_filters, rest_api_loaded, WP_REST_Server->serve_request, WP_REST_Server->dispatch, WP_REST_Server->respond_to_request, RankMath\Analytics\Rest->get_dashboard, RankMath\Analytics\Summary->get_optimization_summary, MyThemeShop\Database\Query_Builder->getVar, MyThemeShop\Database\Query_Builder->one
[28-Dec-2020 21:11:50 UTC] WordPress database error Table 'boatexd_expo.wp_rank_math_analytics_objects' doesn't exist for query SELECT COUNT(object_id) AS total, SUM(seo_score) AS score FROM wp_rank_math_analytics_objects LIMIT 0, 1 made by require('wp-blog-header.php'), wp, WP->main, WP->parse_request, do_action_ref_array('parse_request'), WP_Hook->do_action, WP_Hook->apply_filters, rest_api_loaded, WP_REST_Server->serve_request, WP_REST_Server->dispatch, WP_REST_Server->respond_to_request, RankMath\Analytics\Rest->get_dashboard, RankMath\Analytics\Summary->get_optimization_summary, MyThemeShop\Database\Query_Builder->one
[28-Dec-2020 21:11:50 UTC] PHP Warning:  Creating default object from empty value in /home/boatexd/public_html/wp-content/plugins/seo-by-rank-math/includes/modules/analytics/class-summary.php on line 151

Tell me, what could it be?
Maybe this is due to the fact that I am using the free version of the plugin?

Thanks in advance!
Sincerely, Aleksandr.