I don't. Which is probably why one of my programmers had issues this weekend. I have always used PHP for the time, and it wasn't until this weekend that I got a sense of the ugliness of the fact that Mysql doesn't seem to get the time from the same place PHP does.
He handles my auction launcher for eBay, and many users had their scheduled auctions go out an hour late. Ughh....

I have been meaning to look further into this, and this may be the time.

But even if the tables get populated, I came accross indications that the tables would need to be constantly updated for that very reason. I didnt read hard enough or look at the structure to see how it handles that.