INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c81491ba5e9537a13db11264f66e05d3266f9e9b6bc88d207d75c9e2e10539ab', 
    '2jfrEmyG6FNZmsnr/B7P4moOE4/22G7YFuc2cKBorFU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)