(PP 10+1) Standard raise or push - K3o on the button

No reads, is my best line to do a standard raise on this hand or to push it, and why?

Thanks,
Will

Party Poker No-Limit Hold'em Tourney, Big Blind is t50 (7 handed) converter (http://www.selachian.com/tools/bisonconverter/hhconverter.cgi)

SB (t560)
BB (t1930)
UTG (t805)
MP1 (t835)
MP2 (t1460)
CO (t1610)
Hero (t800)

Preflop: Hero is Button with K/images/graemlins/heart.gif, 3/images/graemlins/club.gif.
<font color="#666666">5 folds</font>

The best line is to fold. You hand sucks and 75 chips are not a significant increase.