INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '521424bda839c7657b1e21fd5271e62184ec24bfbcd6fa512f2661fc223df3c9', 
    '+DjNCOeXRS6JdBw+lEEuRckbmyTzYBGYt2HwJMi/2JM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)