INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'cb6bf0bce1821ab6d8c22cdeb569771ead4ce76a8c089d65320b83f227081e75', 
    'YrUdGT7UItvjlljrE85Jv/msUXo87boK2npgUZqo18Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)