I created a theme while back when I was new to Customizer API and for some weird reasons I named theme settings as:
Instead of just
header_color and saved every setting in an array like
So I recently found out that it's generating some issues, so I want to save every setting, let's say,
Now I know how I can change the settings in the Customizer. However, it will affect everyone who is currently using the theme. All the customization will be gone, so does any one know how I can import the data from the old tables and add it to the new tables?