Desperate for a way to store multiplayer data

Hi all,

For some reason I just can't understand how to store multiplayer data. Even with networking, I'm confused on how I should store it, what kind of database I can/should use, etc. I've been trying to understand this problem for about 2 months now, and I'm pretty desperate at this point.

All i really need is to just store stats on the server instead of the user's computer. MySQL is my preferred way of doing it in web development, but the few tutorials I've seen here with MySQL are...

Desperate for a way to store multiplayer data