why react component rendered as per profiler

I was working on a react project and wondering why a component is re-rendering and saw-

What does the duration in “Rendered at” section mean?

What does the 5.8s for 24.2ms means?

How to use React devtool to check which state has changed in a hook?

I’m using the RichTreeView component of MUI, but when I hover a TreeItem, it triggers a re-rendering.