Hello,
yes, running an MySQL is possible with an Amiga. I have Apache and MySql running on my Amiga (060/50, 144 MByte) and it works quite good.
There is a newsgroup for Amiga-Mysql:
http://groups.yahoo.com/group/Amiga_MySql/When my Amiga is online (most the time) you can access it as
http://selco.ath.cxThere is a Mysql-Database you can test. (DB now, DB next hour, list used frequencies)
I cannot help you with any problems you could have with AmigaApache and MySQL (to much a beginner on that area myself, but at least you do now know that it can be done

selco