severe lag issue

every single time I go to record gameplay my game runs just fine. but then when I go to check the recording it's 1 frame per 5 seconds. logs: https://obsproject.com/logs/wIT7dLFyLXa-sC5x video evidence: https://youtu.be/tQlDbnmi5lI

I started streaming back in 2015/2016 when I built my first ever pc. The specs were an amd fx-6350, gtx 750ti, 8gb 2600mhz ram. I was able to stream everything I wanted at 720p60fps, x264 encoder, 6000 but bitrate and be running on higher performance and not drop 1 single frame. I took a break...