symfony execute raw query with doctrine

$query = ‘INSERT INTO table_name (`field1`, `field2 `, `content`, `created_at`) values ‘ ….

$conn = Doctrine_Manager::connection();
$pdo = $conn->execute($query);

Enable logging in the Symfony production environment

To enable symfony logging edit the file apps/frontend/config/settings.yml

prod:   .settings:     logging_enabled:        on

edit apps/frontend/config/factories.yml

prod:   logger:     class: sfAggregateLogger     param:       level: debug