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

				SELECT
					P.ID
					,P.CODE
					,P.TEMPLATE
					,P.ENTITY_TYPE
					,P.ENTITY_ID
					,IP.VALUE
					,IP.SECTION_ID
				FROM
					b_iblock_section_iprop IP
					INNER JOIN b_iblock_iproperty P ON P.ID = IP.IPROP_ID
				WHERE
					IP.IBLOCK_ID = 5
					AND IP.SECTION_ID in (192, 677, 191, 547, 551, 546, 548, 194, 193)
				
/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/iblock/lib/inheritedproperty/sectionvalues.php:116
#2: Bitrix\Iblock\InheritedProperty\SectionValues->queryValues()
	/home/bitrix/www/bitrix/modules/iblock/lib/inheritedproperty/basevalues.php:104
#3: Bitrix\Iblock\InheritedProperty\BaseValues->getValues()
	/home/bitrix/www/bitrix/components/bitrix/catalog.section.list/component.php:204
#4: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:594
#5: CBitrixComponent->__includeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:653
#6: CBitrixComponent->includeComponent(string, array, boolean)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1038
#7: CAllMain->IncludeComponent(string, string, array, boolean)
	/home/bitrix/www/brand/index.php:80
#8: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:159
#9: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2