[Plugin: WP-Table Reloaded] Extra Column

I have a few Tables on my Site, but even though there are only 2 Columns, they appear to render as 3.

This happens on every page, no matter what Table is inserted.
Is it some kind of weird CSS conflict or something?

Example: https://wicked-cool.net/music/best-songs-of-the-80s
??

https://www.ads-software.com/extend/plugins/wp-table-reloaded/