INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '75ba60a606e71d1ee2b5213c781e9a6ad9acb81c65b3b6408c8ae1e4f9bd6505', 
    'xr9WZ40WC08IsRrgNoBUXs8fhDzXUJDMIH8ZXlF7Izk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)