Yes, to put this onto your Wix website you will need to be able to get into the HTML code. On their website they give these instructions:
With the HTML App you can add your own HTML code or embed another site onto your Wix site. To add the HTML App: From the left side of the Editor, click the Add icon > click Apps > click HTML. Click the HTML App to select it > from the pop-up menu, click Settings > under Mode, choose HTML Code or Website address > enter the code/address > click Update. If you have a programmer that helps with your website they can assist you as well.