INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '66f1657c10bc81cad8b4704e38f945660e5932498ff89dda7c0bffb2529b53ce', 
    'fHI99MFlD9epEesCh1IqRls1zfJ+yIzrCKNSKa6egMw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)