Good news is that I staked about 7 hours ago.

I'm glad to hear it.
I put 100 CLAMs into my local wallet a couple of days ago, just to see how long they would take to stake.
They took almost exactly 2 days:
http://khashier.com/address/xQ1F485bxrsPudaWLUNmrTtpJ3UrXLhuzJSo I was lucky. I'll leave them staking and see how long it takes for the next stake.