INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51b1935361a40b9271f97fb4fc4d1f07e075c36550551dc387a9bea0943d9bb8', 
    '9rZxwAQa0ILP0DpOLPThPtCot/HtaV1twSu+FkLjvxg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)