public function run()
{
$this->setStatus(Job::STATUS_RUNNING);
$this->redis->zadd(Queue::redisKey($this->queue, 'running'), time(), $this->payload);
Stats::incr('running', 1);
Stats::incr('running', 1, Queue::redisKey($this->queue, 'stats'));
Event::fire(Event::JOB_RUNNING, $this);
}