streaming audio and video off sync

I streamed on obs to twitch and when I ended stream the “last broadcast” stream was doubled in audio but it was delayed I had the audio of what the video was showing then audio from like 10 seconds ago was I stream on a pc but from a Xbox via capture card never had this issue before what caused it?

Hi I'm new in the forum so if I'm posting this on the wrong place or something please let me know if I have to change something... Thanks! That said the problem I'm currently facing is that when I'm streaming after about 2 hours go by, my audio starts to massively off sync in the sense that the...