http://www.purepool.org/main/miner/BKPfggkek4C5x7NDifRjfxTJJXLU5sZJgD/

Your URL shows up for me.

Looks good. Just wait 24 hours.

Also, I would remove utxoamount=2700 ... the wallet will stake the full amount automatically if you remove that line and restart the wallet.