INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd51360374334b3d1d8f64f4f1b091d673fc22511cba7d359e8941740af319ea4', 
    'LPzLrBsAMqi3aDsOY4uIAHswO5AXVI2ZWW+GAIBwcVc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)