Phive\Queue\TarantoolQueue::push PHP Method

    public function push($item, $eta = null)
    {
        // see https://github.com/tarantool/tarantool/issues/336
        $item .= '         ';
        $eta = QueueUtils::calculateDelay($eta);
        $this->tarantool->call('queue.put', [$this->space, $this->tubeName, (string) $eta, '0', '0', '0', $item]);
    }