INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f03deccdc3d900d9409261806dacc135ced035615d4d66c9dfdcd8d195f37bd7', 
    'MPlW597US3BlWWQeH8am41o/sOy5fl4OXih72K4rxTE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)