How to export google calendar events into google sheets?

To export the events from Google calendars, please refer below steps.

On your computer, open Google Calendar. You can't export your calendar from the Google Calendar app.
At the top right, click Settings Settings.
To download your events, click Import & export.
Under “Export," click Export. A ZIP file downloads to your computer. If you open the ZIP file, you'll find individual ICS files for each of your calendars.

Kindly see this Video on how to Import to Google Sheets: