With the Google Sheets integration step, you can inject, update or get data from Google Spreadsheets. For an overview of how it works check out this video
In order to properly work, your spreadsheet must have its first row as a header row. This is how the block knows which column to update:
How to add the submission date to my row?
For this, you will need to set a new variable with the value "Now" before the Google Sheets block. Then you can simply use this variable in the Google Sheets block.
The Google sheets block didn't insert or update a row but was supposed to? Make sure to check the logs. If you still can't figure out what went wrong, shoot me a message using the chat button directly in the tool 👍