mmm, having a quick look around, it might be that for some (misterious) reason, you are missing this from your database:
`version_minor` int(8) NOT NULL default '0',
just after the column "version", in your mysql table:
I don't know mysql... but probably you could add that missing column to your db through phpmyadmin or similar...
P.S: Another story is where in the upgrade scripts this command is missing... (I'll keep searching a bit)