VB6, PHP, MySQL Project for generate license keys and activate windows desktop software

WWW - PHP, MYSQL ============================================ order form - [login to view URL] Our order form have fields Aplication name, NIP - (VAT#), PC count (count of license 1-20 PC), Nazwa firmy (Company Name), email (email adress) We need to write script in PHP to generate key and save this data to database table nr 1 some like this if payment = ok then generate_key(nip, count_pc, email) generate_key(nip,count_pc,email) generate key from NIP (VAT#) write_to_db_table1(date order, key, nip, email, pc count, company name) end this will be end for PHP section code ==== DESKTOP VB6 - Visuale Basic 6.0 (not .net!!!)========= ==================================================== after this we need do VB6 app form with fields NIP button activate and now if NIP exist in table1 then check table2 key and nip exist if exist then check this desktop computer id exist then if date ok then activate if computer id not exist check can create license (count pc in table1 - 1 count nip) else cant activate this desktop end if table2 fields [computer id - unique field] , key, nip, date activation