Well, if you have done nothing else than clicking then you're safe.
If you connected your wallet, then just disconnect it.

But if you signed any transaction or permitted any approvals; then you could (actually you are) at risk. Immediately revoke all your approvals to all contracts you signed through that link.

For ELI5 steps, check this post & its discord:

https://peakd.com/hive-167922/@hodlcommunity/leofinance-discord-hacked-follow-2-steps-to-secure-your-crypto-now