Automatically send form data to MySQL database?

How can I set up my form or 3rd party integration/app to automatically send new form submissions to MySQL database?

Could I use MySQL Export or a Webhook script?

This is possible. Please check if these guides will help: 

How-to-send-Submissions-to-Your-MySQL-Database-Using-PHP

How-to-Post-Submission-Data-to-Thank-You-Page

Give it a try and let us know if you need further help.