Hi there, @fawlz .
You can find the full list of payment gateways we support for our stores based in Moldova right here. -The good news is that Payoneer checkout is one of them on how to add a third-party gateway like this to your store right from your admin. Following these steps, you can add Payoneer to your store.
Congratulations on building your first store by the way! It is an amazing feeling to have this achievement. I have this store-launch checklist that I would highly recommend looking over. If you can be sure to meet each of these points, then you will know your store is in a really strong position when it comes to launch day. I trust this helps, thanks!