INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c9c4e12dd283d71a3b60a789a51fed1968e604c0dac42d027595795bfbbfe676', 
    '9R2DeM2JcgBSFucdJHmFWvVZcQOpRsajhF55mLvyCTU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)