So, I searched a little bit around this and the only solution I found was to change to package version from install MySQL-python==1.2.4 to install MySQL-python==1.2.5 ...

The most scalable open-source MQTT broker for IoT, IIoT, and connected vehicles - fix: infinite recursion in mysql connector and improve mysql EE bridge tests · emqx/emqx@e547848 ...