Simple Controlsend

[RunningBot]

Ok so basicly i got a game running i want to send a key to be held for 30 mins which is c but while i doing other things on the computer this it what i try to do so far but no luck.

While 1
    $hWin = WinGetHandle("S4 Client")
    Controlsend($hWin, "", 0x0001008A, "{c down}")
    sleep(18000000)
    Controlsend($hWin, "", 0x0001008A, "{c up}")
WEnd