permanent fix: learn to use your uBlock-Origin quick element picker.

Every time you open a site and it shows a popup for picking your cookies, just open uBlockOrigin from your browser toolbar, click the quick element picker (eye dropper icon), click the popup.

Done. Now you will never see the popup for that site (even if you do not save cookies, or clear your cookies), and you are technically guarantee to not accept any non-essential cookies ever (if they follow spec)