Fatal error: Uncaught PDOException: SQLSTATE[HY000] [2002] Connection refused in /var/www/html/vendor/bshaffer/oauth2-server-php/src/OAuth2/Storage/Pdo.php:67 Stack trace: #0 /var/www/html/vendor/bshaffer/oauth2-server-php/src/OAuth2/Storage/Pdo.php(67): PDO->__construct('mysql:host=35.1...', 'easy-user', 'easy-user232323', Array) #1 /var/www/html/vendor/zfcampus/zf-oauth2/src/Adapter/PdoAdapter.php(89): OAuth2\Storage\Pdo->__construct(Array, Array) #2 /var/www/html/vendor/zfcampus/zf-oauth2/src/Factory/PdoAdapterFactory.php(45): ZF\OAuth2\Adapter\PdoAdapter->__construct(Array, Array) #3 /var/www/html/vendor/zendframework/zend-servicemanager/src/ServiceManager.php(764): ZF\OAuth2\Factory\PdoAdapterFactory->__invoke(Object(Zend\ServiceManager\ServiceManager), 'ZF\\OAuth2\\Adapt...', NULL) #4 /var/www/html/vendor/zendframework/zend-servicemanager/src/ServiceManager.php(200): Zend\ServiceManager\ServiceManager->doCreate('ZF\\OAuth2\\Adapt...') #5 /var/www/html/vendor/zfcampus/zf-oauth2/src/Factory/OAuth2ServerInstanceFactory in /var/www/html/vendor/zendframework/zend-servicemanager/src/ServiceManager.php on line 771