INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9dfd5c20636ad067de12f447648471d27659c654782b1e5a376c2b6b6e8d409f', 
    'hY+jEULsHSDF4wFRyryNjKXMLAorduWlMW7DPwGqnwk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)