[Bitrix\Main\DB\ConnectionException] 
Mysql connect error [localhost]: (2002) Connection refused (400)
/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:82
#0: Bitrix\Main\DB\MysqliConnection->connectInternal()
	/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:128
#1: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:312
#2: Bitrix\Main\DB\Connection->query(string)
	/home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php:3540
#3: Bitrix\Main\ORM\Query\Query->query(string)
	/home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php:949
#4: Bitrix\Main\ORM\Query\Query->exec()
	/home/bitrix/www/bitrix/modules/main/lib/orm/data/datamanager.php:500
#5: Bitrix\Main\ORM\Data\DataManager::getList(array)
	/home/bitrix/www/bitrix/modules/main/lib/orm/data/datamanager.php:361
#6: Bitrix\Main\ORM\Data\DataManager::getByPrimary(array)
	/home/bitrix/www/bitrix/modules/main/lib/orm/data/datamanager.php:376
#7: Bitrix\Main\ORM\Data\DataManager::getById(string)
	/home/bitrix/www/local/php_interface/include/classes/CHighLoadHelper.php:151
#8: Sebekon\CHighLoadHelper::getEntityDataClass(string)
	/home/bitrix/www/local/php_interface/include/classes/CHighLoadHelper.php:62
#9: Sebekon\CHighLoadHelper::rawGetList(string, array, boolean, boolean)
	/home/bitrix/www/local/php_interface/include/classes/CHighLoadHelper.php:33
#10: Sebekon\CHighLoadHelper::getList(array, array, array)
	/home/bitrix/www/local/php_interface/include/classes/CHighLoadHelper.php:17
#11: Sebekon\CHighLoadHelper::getFirst(array)
	/home/bitrix/www/local/php_interface/include/classes/CRedirect.php:135
#12: Sebekon\CRedirect::getRedirectScalar(string)
	/home/bitrix/www/local/php_interface/include/classes/CRedirect.php:54
#13: Sebekon\CRedirect::checkRedirect(string)
	/home/bitrix/www/local/php_interface/include/classes/CRedirect.php:14
#14: Sebekon\CRedirect::OnPageStartHandler()
	/home/bitrix/www/bitrix/modules/main/classes/general/module.php:465
#15: ExecuteModuleEventEx(array)
	/home/bitrix/www/bitrix/modules/main/include.php:175
#16: require_once(string)
	/home/bitrix/www/bitrix/modules/main/include/prolog_before.php:14
#17: require_once(string)
	/home/bitrix/www/bitrix/rk.php:7