Hello mate,
Let me try to help you out here
Have you tried the alternative option Stripe (Stripe, not Skrill) that is available where you choose gateway on donation page?
For non members:
If you have problems using the above payment gateway
then please try this option instead[Donate]
For existing members:
In the little drop down menu where you choose gateway, choose Stripe instead of Skrill.
Most people have no issues with Stripe.