This modification will allow you to back up and restore your MySQL database directly from your Zen Cart admin area under the Tools section.  VERY handy Mod to have installed on your site!

Works with versions 1.3.8, 1.3.9, 1.5.0. 1.5.1, 1.5.3, 1.5.4, 1.5.5+, 1.5.6+