I do not believe Jet (the database engine Access uses) supports table-level triggers, so you'll need to use a macro or VBA code in a form to trigger the extra record.

Pro tip: Populate an Excel UserForm combo box without VBA Your email has been sent Susan Harkins shows you two easy ways to populate an Excel UserForm, and neither requires a single bit of VBA code.

Microsoft Excel offers Visual Basic for Application (VBA) as a scripting tool to let you add additional functionality to your Excel spreadsheets. You can use VBA to prompt the user to enter a filename ...