When I open the Activity monitor I see consistently high CPU usage coming from the Cookie 5 process. It's at 75-150% many times. This happens even if I have all of my browsers closed ( Firefox, Chrome, Safari)

Is there any suggestion on how to troubleshoot this? Any log files to look at?

Mac Version: 10.14.5
Cookie Version: v5.9.10

99 Domains, 64 Favorites, 161 Cookies, 222 Databases, 3 Flash, 0 Silverlight, 3 Tracking cookies

Thanks.