You need to configure your onCellEditCommit event script on the table to write the data back to the table and/or the data source for the table. If your script only writes to the original data source (db) you'll need to remember to pull the new data into the table.
Also, screenshots are great for context, but please also post copies of code as preformatted text. It helps to speed up the troubleshooting process by others. Please see Wiki - how to post code on this forum.