OpenZWave Dosen’t Pair Secure Node or Connect to MQTT

Hello Homeassistant Community!

I just started using OpenZWave instead of Z-Wave because I am trying to use this plugin (Lock-Manager), but I can’t figure out how to use OpenZWave. When I go to the OpenZWave panel in the integrations tab, it just says “Connecting to MQTT” and it has been saying this for a really long time. I also can’t figure out how to add a secure node (Yale lock). Any help would be appreciated.

Thanks!

EDIT:
I’m adding a secure node by executing a script. This is the script: