You had your search set up to search the ID column not the ProdNum column, so there was no ID of 201. I updated your prod_results.php page to search on the ProdNum column instead and now it returns a result.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.