How to stake ANKR on MetaMask?

Could you please provide a step-by-step guide on how to stake ANKR tokens using MetaMask? As a beginner in cryptocurrency, I'm unsure of the process and would appreciate a detailed explanation, including any prerequisites, such as ensuring my MetaMask wallet is set up correctly and has sufficient ANKR tokens for staking. Also, is there a minimum amount of ANKR required for staking, and how long does the staking process typically take? Thank you in advance for your assistance.