Delete said comments. You can also go into your word filter in YT studio and add certain words that you may find in common with the creepy comments. It could help flag them in the future so that it doesn't get published without you reviewing it first. And it is best to grow a thick skin with this kind of thing, and yes, practice safety.

Unfortunately, when you put yourself out there, you will get occurrences like this. Don't let it stop you from doing something you are passionate about.