INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8867fbe746a23ceb60a4102e72c514fe94322e5830a83ce67b02f78baea431a5', 
    'C2y3eJzGbjSCPD4R54w3tZxYLi8kbpQ5OcZ7RrSWsCc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)