Decrypt key error


i am having trouble adding to the list of decrypt keys, im trying to add this wpa-psk 0bfb16c341c6a98e6abaef9b8a8a5429b20a41d708d8d3ef78f2e16d56800959
that i used wiresharks website tool to create the raw psk and when i tried to add it to wireshark 1.7.1 developer i get an error saying invaild key format. i looked at the wiki but its not up to date and i cant find anything to help me. if someone knows the solution please let me know what it is