Drupal\Core\Database\DatabaseConnectionRefusedException: SQLSTATE[HY000] [2002] Connection refused [Tip: Drupal is configured to connect to the database server via a socket, but the socket file could not be found. This message normally means that there is no MySQL server running on the system or that you are using an incorrect Unix socket file name when trying to connect to the server.] in Drupal\mysql\Driver\Database\mysql\Connection::open() (line 158 of /var/www/65728e25-de8e-4433-aac4-c4c7b87e3517/public_html/core/modules/mysql/src/Driver/Database/mysql/Connection.php).

Drupal\mysql\Driver\Database\mysql\Connection::open(Array) (Line: 423)
Drupal\Core\Database\Database::openConnection('default', 'default') (Line: 151)
Drupal\Core\Database\Database::getConnection('default')
call_user_func_array('Drupal\Core\Database\Database::getConnection', Array) (Line: 77)
Drupal\Component\DependencyInjection\PhpArrayContainer->createService(Array, 'database') (Line: 173)
Drupal\Component\DependencyInjection\Container->get('database', 1) (Line: 226)
Drupal\Component\DependencyInjection\PhpArrayContainer->resolveServicesAndParameters(Array) (Line: 60)
Drupal\Component\DependencyInjection\PhpArrayContainer->createService(Array, 'cache.container') (Line: 173)
Drupal\Component\DependencyInjection\Container->get('cache.container') (Line: 575)
Drupal\Core\DrupalKernel->getCachedContainerDefinition() (Line: 1035)
Drupal\Core\DrupalKernel->initializeContainer() (Line: 525)
Drupal\Core\DrupalKernel->boot() (Line: 752)
Drupal\Core\DrupalKernel->handle(Object) (Line: 34)
Symfony\Component\Runtime\Runner\Symfony\HttpKernelRunner->run() (Line: 32)
require('/var/www/65728e25-de8e-4433-aac4-c4c7b87e3517/public_html/vendor/autoload_runtime.php') (Line: 22)
require_once('/var/www/65728e25-de8e-4433-aac4-c4c7b87e3517/public_html/autoload_runtime.php') (Line: 13)