No the user name is The_Green_Dragons
The Team Number is 37726
And the passkey you use is fac43edbe43d22713bc589fe31dbf670
The team number is for the Overclock.net team and using the passkey will allow you to get bonus points for your cpu using The_Green_Dragons name. You don't need a passkey for any gpu clients if you are running them just the CPU.
You can start any time because they will just add up the points for those 7 days only. Anything before or after won't be counted.