Level 5 gold key

[giantjack]

hi

i got the gold key and killed all mobs but the door closed and i find no way out
solution or hins pls give me anything

here i am

thanks

edit

just solved it,

SpoilerShow

it was no gold key was ornate key and hat to put it on the "dont know the name"

sorry my englisch sux

edit2

SpoilerShow

not that key has to be there any item works