Why can't I edit the database table?

Question

MySQL

Double click doesn't work.
It seems that this requires an ID, but here it works without it:

Answer 1

At the top of the first screenshot, the inscription in RUSSIAN for whom is it written? About the fact that the change, etc. not available because there is no unique column?

Answer 2

Add to the structure for example id and assign it Primary key and autoincrement