INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e55c7ed0082197292621769b7194f1e2695df1d935e67c952a26562f7ace44e', 
    'N8pTcH7GKAT/G9kzPS29FySi3hlmuiUzPrf5FssvBKU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00055

Result

int(1)