public static function add(\Snabb\Database\Connection $db, $key, $user_id, $type, $expire, $value = null)
{
return $db->insert('events', ['event_key' => $key, 'user_id' => $user_id, 'event_type' => (int) $type, 'event_expire' => (int) $expire, 'event_value' => $value === null ? new \Snabb\Database\Literal('null') : $value]) !== false;
}
