INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '935811be57613cfc224d489efc55d35b52849b124f81600d8c3e3d989fd86750', 
    '3Y7YED9BUcjqaTHzUvPbOo6Lsmvh2RwLBpCBGicgn+Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)