global initialization failed error regarding <libzmq.dll>

Probably some libraries are missing from your Windows installation. To resolve the issue you should install the Microsoft official software that includes the missing libraries. You can find the installation executable inside the Extra folder, inside the zip file you initially downloaded from our website. Use the one relative to your Metatrader version (vc_redist_MT4 or vc_redist_MT5).
Restart both Magic Keys and Metatrader afterwards and make sure the EA starts