Problem with Clickbot (c++)

#include <Windows.h>

using namespace std;


int main()
{
	HWND hWnd = FindWindow(0, L"OSU!");
	if (hWnd == 0)
	{
		MessageBox(0, L"Window.", L"Error", MB_OK | MB_ICONERROR);
	}
	else {
		DWORD proccess_ID;
		GetWindowThreadProcessId(hWnd, &proccess_ID);
		HANDLE hProcess = OpenProcess(PROCESS_ALL_ACCESS, FALSE, proccess_ID);
		if (!hProcess)
		{
			MessageBox(0, L"Process.", L"Error!", MB_OK | MB_ICONERROR);
		}
		else {
			while (1) {
				if(GetAsyncKeyState(0x53)) {
					INPUT ip;
					
					ip.type = INPUT_KEYBOARD;
					ip.ki.wScan = 0;
					ip.ki.time = 0;
					ip.ki.dwExtraInfo = 0;

					ip.ki.wVk = 0x65;
					ip.ki.dwFlags = 0;
					SendInput(1, &ip, sizeof(INPUT));
					
					Sleep(50);

					ip.ki.dwFlags = KEYEVENTF_KEYUP;
					SendInput(1, &ip, sizeof(INPUT));

				}
			}
			CloseHandle(hProcess);
		}
	}

    return 0;
}