INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '42b671b3c374505f90099f741de30eb1a7a28d099939b36b6d8f0d46cbc6ab7b', 
    '8oR/QgDKPBYys5I22XSv9lLIs0ZYiciT80b+D7HlS00=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)