I am not Polish, I have Polish friend though, he shows me some memes and that’s how I understood that thing

„Yanoosh” made me think you’re Polish tbh. Are you?

If he does not stop during sex when you are telling him to stop then it is not normal at all. That’s called rape.

I think it’s normal, common sexual practice. Btw, 0,5-1h is a lot of time tbh