Page not found (404)

Request Method: GET
Request URL: https://www.kontinent.ru/product/nakladka-dlia-rozetki-werkel-bronzovyi-art-wl12-skgs-ip20-cp/
Raised by: catalog.views.product

You're seeing this error because you have DEBUG = True in your Django settings file. Change that to False, and Django will display a standard 404 page.