INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd2b447d47dffcb05ad7490338a7be21b753e5cd3e0125438fa7321b8c385d06e', 
    '991el+gXGie3ugwjFmLOwajKgRv+CH64IWlf0zvY10g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)