INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '640b029152590d2dc3b001fd814a251505e97b33728d31d4276263f758158d4b', 
    '+9GpQK1je00Z3bkvnXX6cZ9mnuIsrsr8wrww2Tc3tSw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)