Orgasm problem???

How to make my orgasms last longer I’m not even kidding mine last 2 seconds. No matter if I’m touching myself or having sex with my girlfriend... Am I doing something wrong? Lol it would feel really good leading up to it but it’s like as soon as I’m about to let go it’s nothing even if I try to keep going it’s like all feeling is gone! Idk how to make them last