Is this a spot that I should of folded a set. 100NL at FTP

[Trikkur]

Full Tilt Poker - No Limit Hold'em Cash Game - $0.50/$1 Blinds - 6 Players - (LegoPoker HH Converter)

SB: $91.50
Hero (BB): $107.45
UTG: $53.45
MP: $120.85
CO: $138.00
BTN: $98.50

Reads: <font color="blue">21/11/4 over 574 hands. I'm playing pretty standard TAG. I wish I would of raised less for my 3-B and folded to a 4-bet.</font>

Preflop: Hero is dealt 5[img]/images/graemlins/club.gif[/img] 5[img]/images/graemlins/heart.gif[/img] (6 Players)
2 folds, <font color="red">CO raises to $4.00</font>, 2 folds, Hero calls $3.00

Flop: ($8.50) 5[img]/images/graemlins/diamond.gif[/img] Q[img]/images/graemlins/spade.gif[/img] 8[img]/images/graemlins/club.gif[/img] (2 Players)
Hero checks, CO checks

Turn: ($8.50) 6[img]/images/graemlins/club.gif[/img] (2 Players)
<font color="red">Hero bets $6.00</font>, <font color="red">CO raises to $22.00</font>, <font color="red">Hero raises to $65.00</font>, <font color="red">CO raises all-in to $134.00</font>, Hero calls all-in for $38.45
Uncalled bet of $30.55 returned to CO

River: ($215.40) 7[img]/images/graemlins/heart.gif[/img] (2 Players - 2 All-In)

Pot Size: $215.40 ($3 Rake)

CO had 9[img]/images/graemlins/diamond.gif[/img] 7[img]/images/graemlins/diamond.gif[/img] (a straight, Nine high) and WON (+$104.95)
Hero had 5[img]/images/graemlins/club.gif[/img] 5[img]/images/graemlins/heart.gif[/img] (three of a kind, Fives) and LOST (-$107.45)