Can I delete this tag?

[cool.chris65 at web.de]

Hi,

inside my list of tags I found a tag called 
"_digikam_internal_tag_" - is ist important, or can I delete it?

(Using DK 5.3.0 appimage)-- 
*/GPG-Fingerabdruck: B578 8557 B9B1 354B 3A91 1CC0 5E3C 
7538 7C91 0837/*
*/GPG-Kennung: 7C910837/*
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