Plugin Manager database versioning: Plugin "plugin_manager"

Plugin Manager has detected required missing adjustments in your database. The following commands will be executed against your database mysql://corec173_marcos:***masked***@localhost/corec173_mail:

I have a recent database backup. I understand the code and I agree to execute it.
I will take care of the necessary database adjustments by myself. I'm aware that MyRoundcube "plugin_manager" plugin does not work without these database adjustments.