Shortstacked push on SB with Q5o?

[Meatmaw]

Been playing tight and recently pushed with AQ shown down. BB is typical. I'm down to 7.5 blinds with no callers and in SB. This is a push, right?

Party Poker No-Limit Hold'em Tourney, Big Blind is t200 (6 handed) converter

Hero (t1520)
BB (t1510)
UTG (t1598)
MP (t787)
CO (t800)
Button (t3785)

Preflop: Hero is SB with 5[img]/images/graemlins/diamond.gif[/img], Q[img]/images/graemlins/heart.gif[/img].

4 folds....

[curtains]

Yes, you should push.