[CroM256]

Something like this, on top of script:

Код:

new commandcd[MAX_PLAYERS];

when player use command:

Код:

if(commandcd[playerid] == 1) return SendClientMessage(playerid, -1, "Wait 20 mins.");
commandcd[playerid] = 1;
SetTimerEx("command", 1000*60*20, false, "i", playerid);

on the last line:

Код:

forward command(playerid);
public command(playerid)
{
commandcd[playerid] = 0;
return 1;
}