debug and resolve payment problem woocommerce

Hello, I'm facing a problem with customers that having problems with payment. Not all of the customers have the issue. But the customers that do experience payment problems, they notice a timeout error.

So are you a freelancer that can debug and resolve the issue that's slowing down our server and causing payment problems with our website please respond to my project.

Relevant information:
Payment provider: stripe
Hosting provider: cloudways.com
Website url: Wasgeurtje.nl
Fatal error: No error