[Bitrix\Main\DB\ConnectionException] 
Mysql connect error [localhost]: (1135) Can't create a new thread (errno 11); if you are not out of available memory, you can consult the manual for a possible OS-dependent bug (400)
/home/c/cb80943/dev.lux-cosmetic.ru/public_html/bitrix/modules/main/lib/db/mysqliconnection.php:55
#0: Bitrix\Main\DB\MysqliConnection->connectInternal()
	/home/c/cb80943/dev.lux-cosmetic.ru/public_html/bitrix/modules/main/lib/db/mysqliconnection.php:104
#1: Bitrix\Main\DB\MysqliConnection->queryInternal(string, NULL, NULL)
	/home/c/cb80943/dev.lux-cosmetic.ru/public_html/bitrix/modules/main/lib/db/connection.php:330
#2: Bitrix\Main\DB\Connection->query(string, NULL, integer, integer)
	/home/c/cb80943/dev.lux-cosmetic.ru/public_html/bitrix/modules/main/lib/db/connection.php:358
#3: Bitrix\Main\DB\Connection->queryScalar(string)
	/home/c/cb80943/dev.lux-cosmetic.ru/public_html/bitrix/modules/security/lib/session.php:114
#4: Bitrix\Security\SessionTable::lock(string, integer)
	/home/c/cb80943/dev.lux-cosmetic.ru/public_html/bitrix/modules/security/classes/general/session_db.php:43
#5: CSecuritySessionDB::read(string)
	/home/c/cb80943/dev.lux-cosmetic.ru/public_html/bitrix/modules/security/classes/general/session_handler.php:23
#6: CSecuritySessionHandler->read(string)
	
#7: session_start()
	/home/c/cb80943/dev.lux-cosmetic.ru/public_html/bitrix/modules/main/include.php:288
#8: require_once(string)
	/home/c/cb80943/dev.lux-cosmetic.ru/public_html/bitrix/modules/main/include/prolog_before.php:12
#9: require_once(string)
	/home/c/cb80943/dev.lux-cosmetic.ru/public_html/bitrix/modules/main/include/prolog.php:10
#10: require_once(string)
	/home/c/cb80943/dev.lux-cosmetic.ru/public_html/bitrix/header.php:1
#11: require(string)
	/home/c/cb80943/dev.lux-cosmetic.ru/public_html/catalog/index.php:2
#12: include_once(string)
	/home/c/cb80943/dev.lux-cosmetic.ru/public_html/bitrix/modules/main/include/urlrewrite.php:130
#13: include_once(string)
	/home/c/cb80943/dev.lux-cosmetic.ru/public_html/bitrix/urlrewrite.php:2