Not weird at all! In fact, I’ve already answered this. You can find all the previous questions I’ve answered categorized on the Sex Advice Tags page.
But here’s the post specifically addressing your question.
It’s about practice and building up your endurance as well as “mind over matter”. I gave some specific tips so hopefully you’ll find them helpful and work on it. I can’t say how long it’ll take for you to improve once you start trying them – that’s entirely up to you. But it’s 100% possible – don’t give up. You’ll figure out how to make it happen.