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[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
SELECT 
	`catalog_catalog_iblock`.`IBLOCK_ID` AS `IBLOCK_ID`,
	`catalog_catalog_iblock`.`PRODUCT_IBLOCK_ID` AS `PRODUCT_IBLOCK_ID`,
	`catalog_catalog_iblock`.`SKU_PROPERTY_ID` AS `SKU_PROPERTY_ID`,
	`catalog_catalog_iblock_iblock`.`VERSION` AS `VERSION`
FROM `b_catalog_iblock` `catalog_catalog_iblock` 
INNER JOIN `b_iblock` `catalog_catalog_iblock_iblock` ON `catalog_catalog_iblock`.`IBLOCK_ID` = `catalog_catalog_iblock_iblock`.`ID`
WHERE `catalog_catalog_iblock`.`IBLOCK_ID` = 22
AND (`catalog_catalog_iblock`.`PRODUCT_IBLOCK_ID` IS NOT NULL AND `catalog_catalog_iblock`.`PRODUCT_IBLOCK_ID` <> 0)
/stroytorg97.ru/bitrix/modules/main/lib/db/mysqliconnection.php:138
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/stroytorg97.ru/bitrix/modules/main/lib/db/connection.php:329
#1: Bitrix\Main\DB\Connection->query(string)
	/stroytorg97.ru/bitrix/modules/main/lib/entity/query.php:1753
#2: Bitrix\Main\Entity\Query->query(string)
	/stroytorg97.ru/bitrix/modules/main/lib/entity/query.php:454
#3: Bitrix\Main\Entity\Query->exec()
	/stroytorg97.ru/bitrix/modules/main/lib/entity/datamanager.php:230
#4: Bitrix\Main\Entity\DataManager::getList(array)
	/stroytorg97.ru/bitrix/modules/catalog/general/catalog_sku.php:114
#5: CAllCatalogSKU::GetInfoByOfferIBlock(integer)
	/stroytorg97.ru/bitrix/modules/catalog/general/discount.php:903
#6: CAllCatalogDiscount::GetDiscount(integer, integer, array, array, string, string, array)
	/stroytorg97.ru/bitrix/modules/catalog/general/product.php:739
#7: CAllCatalogProduct::GetOptimalPrice(integer, double, array, string, array, string, array)
	/stroytorg97.ru/bitrix/modules/catalog/general/product_provider.php:227
#8: CCatalogProductProvider::GetProductData(array)
	/stroytorg97.ru/bitrix/modules/catalog/include.php:1458
#9: Add2BasketByProductID(integer, double, array, array)
	/stroytorg97.ru/bitrix/components/bitrix/catalog.section/component.php:351
#10: include(string)
	/stroytorg97.ru/bitrix/modules/main/classes/general/component.php:535
#11: CBitrixComponent->__includeComponent()
	/stroytorg97.ru/bitrix/modules/main/classes/general/component.php:578
#12: CBitrixComponent->includeComponent(string, array, object)
	/stroytorg97.ru/bitrix/modules/main/classes/general/main.php:1050
#13: CAllMain->IncludeComponent(string, string, array, object)
	/stroytorg97.ru/bitrix/templates/remont_or/components/bitrix/catalog/props/section.php:59
#14: include(string)
	/stroytorg97.ru/bitrix/modules/main/classes/general/component_template.php:708
#15: CBitrixComponentTemplate->__IncludePHPTemplate(array, array, string)
	/stroytorg97.ru/bitrix/modules/main/classes/general/component_template.php:800
#16: CBitrixComponentTemplate->IncludeTemplate(array)
	/stroytorg97.ru/bitrix/modules/main/classes/general/component.php:657
#17: CBitrixComponent->showComponentTemplate()
	/stroytorg97.ru/bitrix/modules/main/classes/general/component.php:605
#18: CBitrixComponent->includeComponentTemplate(string)
	/stroytorg97.ru/bitrix/components/bitrix/catalog/component.php:148
#19: include(string)
	/stroytorg97.ru/bitrix/modules/main/classes/general/component.php:535
#20: CBitrixComponent->__includeComponent()
	/stroytorg97.ru/bitrix/modules/main/classes/general/component.php:578
#21: CBitrixComponent->includeComponent(string, array, boolean)
	/stroytorg97.ru/bitrix/modules/main/classes/general/main.php:1050
#22: CAllMain->IncludeComponent(string, string, array, boolean)
	/stroytorg97.ru/catalog/index.php:214
#23: include_once(string)
	/stroytorg97.ru/bitrix/modules/main/include/urlrewrite.php:159
#24: include_once(string)
	/stroytorg97.ru/bitrix/urlrewrite.php:2