[Vince]

Sometimes I wonder if people actually read their own code. If it's a problem with an endless loop, then where do you look? (That was a rhetorical question.)

First you consult the wiki for proper usage of a function: https://sampwiki.blast.hk/wiki/MySQL#mysql_fetch_field_row
Then you'll see that you're using the wrong function altogether.
Finally you'll notice that the function you need is: https://sampwiki.blast.hk/wiki/MySQL#mysql_fetch_row_format