A Few Questions

That sharpening stone oil won’t clean a bearing at all. The idea behind cleaning a bearing is to use a solvent to remove oil and other debris from the bearing. The skateboard cream is going to be far too thick for use in a yo-yo that you want to be unresponsive. The sharpening stone oil should be fine to use sparingly for lubing bearings, assuming it has no grit in it (which it shouldn’t).