The simplest way to solve this problem is to create an OCMOD modification that automatically adds module_id to the OpenCart module settings.
Let’s look at OpenCart optimization methods that don’t require purchasing additional modules or paying for services. The main stages of OpenCart speed optimization.
A massive SEO manipulation: how pirate site DEV-OPENCART used hidden links in module code to capture Google's top rankings. 1.8M backlinks, hundreds of infected sites, and search engines' silence.