jQuery : Stop repeating div content in PHP AJAX MySQL

jQuery : Stop repeating div content in PHP AJAX MySQL
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I'm going to share a hidden feature with you.
This is a YouTube's feature which works on Desktop.
First, Ensure that the video is playing before proceeding.
Next, enter the letters 'awesome' on your keyboard.
You will see a flashing rainbow instead of a regular progress bar on YouTube.

A little intro about me,
Greetings, my name is Delphi.
Allow me to support you in answering your questions.
jQuery : Stop repeating div content in PHP AJAX MySQL
Let me know if you have more specific queries by commenting or chatting with me.
If you have additional information or an answer to share, please comment below.
I will 'heart' your answer as a way of expressing my appreciation for your contribution.
content : repeating AJAX in MySQL Stop div PHP jQuery