Well, there is always a certain point on our life when our taste change. And what we was used to do for years suddendly becomes... damned boring
What's next? Find your new way of entertainment playing videogames. Switch genre may help to discover new frontiers.
Take into account you may become bored of any random online interaction. In case, offline games helps.
Also, sometimes, your brain just goes bored to play videogames at all. Even offline games may be boring and entertains you just 1 hour top.
Try to figure out what is going on , then choose your path.
Don't be sad thinking something is wrong on you. Nothing wrong, you're just older, taste changes getting older

Good luck on your trip finding your new self.