NL50 QQ OOP gets 3bet

[Panic__NL]

villian is unknown, I am just a few hands at this table.
My donk bet on the flop is ugly, it makes villian play his hand perfect, but what is a good line here, do we play it for setvalue only without a read?

Full Tilt Poker
No Limit Holdem Ring game
Blinds: $0.25/$0.50
6 players
Converter

Stack sizes:
UTG: $50
Hero: $49.25
CO: $35.50
Button: $44.70
SB: $51
BB: $24.90

Pre-flop: (6 players) Hero is UTG+1 with Q[img]/images/graemlins/spade.gif[/img] Q[img]/images/graemlins/heart.gif[/img]
UTG folds, <font color="#cc0000">Hero raises to $1.75</font>, CO folds, <font color="#cc0000">Button raises to $6</font>, 2 folds, Hero calls.

Flop: 4[img]/images/graemlins/club.gif[/img] T[img]/images/graemlins/heart.gif[/img] 8[img]/images/graemlins/heart.gif[/img] ($12.75, 2 players)
<font color="#cc0000">Hero bets $8</font>, <font color="#cc0000">Button raises to $36.75</font>, Hero folds.
Uncalled bets: $28.75 returned to Button.

Results:
Final pot: $28.75