It's absolutely a usable method, and it's perfect for your use case! Since your funds are already in Skrill, using it as a direct on-ramp skips the slow bank withdrawal step entirely. Several platforms accept Skrill because it's a major e-wallet with over 40 million users. You want a service that has a direct integration. For buying Bitcoin, you can check out
https://paybis.com/buy-bitcoin-with-skrill/. The process is designed to be direct: you select BTC, choose Skrill at checkout, and authorize the payment from your e-wallet balance. The Bitcoin is then sent to your external address. It turns your existing payment flow into a much faster crypto acquisition channel.