The most common and most likely answer to this crossword clue is the 5 letter word KIOSK
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More clues leading to the result KIOSK
Buddy explains!

The straight part
We know that "booth" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case booth = kiosk.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does KIOSK mean?
KIOSK noun- A small enclosed structure, often freestanding, open on one side or with a window, used as a booth to sell newspapers, cigarettes, etc.
- A similar unattended stand for the automatic dispensing of tickets, etc.
- A public telephone booth.
- A Turkish garden pavilion.