INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '53e4aa826cc1d6761181892589f6d73f9168c5009c16a1859c801a77352cfc19', 
    'MBEhKBt0PSuMKlTOrlRtXGOIwxn3U9a9+GhyDl506Og=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00052

Result

int(1)