Help me decide!!

so i have this bf that i’ve been dating for awhile and i love him so much and we have a great relationship, but before we started dating i had a thing with this guy for a long time but had to end it once i started dating my current bf, the guy i had a thing with kept trying to hook up with me while i was dating my bf and i did a few times and my bf later found out and we were on a break for a few days but got back together, now he thinks i don’t talk to the other guy anymore and i promised i wouldn’t cheat on him again but now the other guy wants to hook up again and i want to really bad because i like him but i feel bad cheating on my bf, idk what to do i like them both sm help!!