[worik]

You can train uBlockOrigin to block them. A bit fiddly, and for every site, but that is my habit so I do not have to click 'accept'.

[Franciscouzo]

Or you can just use EasyList Cookie list.

[Jaruzel]

Which isn't 100% perfect - I had it partially fail on several of the sites I visit leaving me with no way to view the sites, so disabled it.