[Bitrix\Main\DB\ConnectionException] 
Mysql connect error [localhost]: (2002) Connection refused (400)
/home/bitrix/ext_www/opt.antiga.ru/bitrix/modules/main/lib/db/mysqliconnection.php:65
#0: Bitrix\Main\DB\MysqliConnection->connectInternal()
	/home/bitrix/ext_www/opt.antiga.ru/bitrix/modules/main/lib/db/mysqliconnection.php:122
#1: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/home/bitrix/ext_www/opt.antiga.ru/bitrix/modules/main/lib/db/connection.php:329
#2: Bitrix\Main\DB\Connection->query(string)
	/home/bitrix/ext_www/opt.antiga.ru/bitrix/modules/main/lib/modulemanager.php:20
#3: Bitrix\Main\ModuleManager::getInstalledModules()
	/home/bitrix/ext_www/opt.antiga.ru/bitrix/modules/main/lib/loader.php:77
#4: Bitrix\Main\Loader::includeModule(string)
	/home/bitrix/ext_www/opt.antiga.ru/bitrix/modules/main/classes/general/module.php:261
#5: CModule::IncludeModule(string)
	/home/bitrix/ext_www/opt.antiga.ru/local/templates/antiga/layout/main-layout.phtml:2
#6: include(string)
	/home/bitrix/ext_www/opt.antiga.ru/vendor/league/plates/src/Template/Template.php:153
#7: League\Plates\Template\Template->render(NULL)
	/home/bitrix/ext_www/opt.antiga.ru/vendor/league/plates/src/Template/Template.php:160
#8: League\Plates\Template\Template->render(NULL)
	/home/bitrix/ext_www/opt.antiga.ru/vendor/league/plates/src/Engine.php:277
#9: League\Plates\Engine->render(string, array)
	/home/bitrix/ext_www/opt.antiga.ru/vendor/zendframework/zend-expressive-platesrenderer/src/PlatesRenderer.php:47
#10: Zend\Expressive\Plates\PlatesRenderer->render(string, array)
	/home/bitrix/ext_www/opt.antiga.ru/vendor/zendframework/zend-expressive/src/Middleware/ErrorResponseGenerator.php:98
#11: Zend\Expressive\Middleware\ErrorResponseGenerator->prepareTemplatedResponse(object, object, object)
	/home/bitrix/ext_www/opt.antiga.ru/vendor/zendframework/zend-expressive/src/Middleware/ErrorResponseGenerator.php:71
#12: Zend\Expressive\Middleware\ErrorResponseGenerator->__invoke(object, object, object)
	/home/bitrix/ext_www/opt.antiga.ru/vendor/zendframework/zend-stratigility/src/Middleware/ErrorHandler.php:187
#13: Zend\Stratigility\Middleware\ErrorHandler->handleThrowable(object, object)
	/home/bitrix/ext_www/opt.antiga.ru/vendor/zendframework/zend-stratigility/src/Middleware/ErrorHandler.php:163
#14: Zend\Stratigility\Middleware\ErrorHandler->process(object, object)
	/home/bitrix/ext_www/opt.antiga.ru/vendor/zendframework/zend-expressive/src/Middleware/LazyLoadingMiddleware.php:60
#15: Zend\Expressive\Middleware\LazyLoadingMiddleware->process(object, object)
	/home/bitrix/ext_www/opt.antiga.ru/vendor/zendframework/zend-stratigility/src/Next.php:128
#16: Zend\Stratigility\Next->process(object)
	/home/bitrix/ext_www/opt.antiga.ru/vendor/zendframework/zend-stratigility/src/MiddlewarePipe.php:102
#17: Zend\Stratigility\MiddlewarePipe->process(object, object)
	/home/bitrix/ext_www/opt.antiga.ru/vendor/zendframework/zend-expressive/src/Application.php:374
#18: Zend\Expressive\Application->run()
	/home/bitrix/ext_www/opt.antiga.ru/index.php:20
#19: {closure}()
	/home/bitrix/ext_www/opt.antiga.ru/index.php:21