Mysql query error: (2006) MySQL server has gone away

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Mysql query error: (2006) MySQL server has gone away

[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)

				SELECT TAG
				FROM b_cache_tag
				WHERE SITE_ID = 's1'
				AND CACHE_SALT = '/c5e'
				AND RELATIVE_PATH = '/s1/bitrix/menu/345'
			
/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:330
#1: Bitrix\Main\DB\Connection->query(string)
	/home/bitrix/www/bitrix/modules/main/lib/data/taggedcache.php:51
#2: Bitrix\Main\Data\TaggedCache->initDbCache(string)
	/home/bitrix/www/bitrix/modules/main/lib/data/taggedcache.php:98
#3: Bitrix\Main\Data\TaggedCache->endTagCache()
	/home/bitrix/www/bitrix/modules/main/classes/general/cache.php:463
#4: CCacheManager->EndTagCache()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:1172
#5: CBitrixComponent->endResultCache()
	/home/bitrix/www/bitrix/components/bitrix/menu/component.php:109
#6: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:604
#7: CBitrixComponent->__includeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:103
#8: CBitrixComponent->executeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:648
#9: CBitrixComponent->includeComponent(string, array, boolean)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1039
#10: CAllMain->IncludeComponent(string, string, array, boolean)
	/home/bitrix/www/local/templates/expert/footer.php:32
#11: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/epilog_before.php:93
#12: require(string)
	/home/bitrix/www/bitrix/modules/main/include/epilog.php:2
#13: require_once(string)
	/home/bitrix/www/bitrix/footer.php:4
#14: require(string)
	/home/bitrix/www/ws_catalog/index.php:190
#15: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:159
#16: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2

Fatal error: Uncaught Bitrix\Main\DB\SqlQueryException: Mysql query error: (2006) MySQL server has gone away in /home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:137 Stack trace: #0 /home/bitrix/www/bitrix/modules/main/lib/db/connection.php(330): Bitrix\Main\DB\MysqliConnection->queryInternal('SELECT \n\t`main_...', Array, NULL) #1 /home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php(3209): Bitrix\Main\DB\Connection->query('SELECT \n\t`main_...') #2 /home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php(807): Bitrix\Main\ORM\Query\Query->query('SELECT \n\t`main_...') #3 /home/bitrix/www/bitrix/modules/main/lib/orm/data/datamanager.php(500): Bitrix\Main\ORM\Query\Query->exec() #4 /home/bitrix/www/bitrix/modules/main/lib/analytics/sitespeed.php(95): Bitrix\Main\ORM\Data\DataManager::getList(Array) #5 /home/bitrix/www/bitrix/modules/main/lib/analytics/counter.php(92): Bitrix\Main\Analytics\SiteSpeed::isIntranetSite('s1') #6 /home/bitrix/www/bitrix/modules/main/classes/general/module.php(490): Bit in /home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php on line 137