Illuminate\Database\Connection::tryAgainIfCausedByLostConnection PHP Метод

    protected function tryAgainIfCausedByLostConnection(QueryException $e, $query, $bindings, Closure $callback)
    {
        if ($this->causedByLostConnection($e->getPrevious())) {
            $this->reconnect();
            return $this->runQueryCallback($query, $bindings, $callback);
        }
        throw $e;
    }