INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '938559997780ef2380e6b39168e2c0e98cb510f5fe10693a0690b8045cc39cfb', 
    'wnu3oGcvavk7SOuWtCHK1TRmpx3npzGfN6lGGFYJGuk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)