mute command

CMD:mute(playerid, params[])
{
    new string[30];
    if(sscanf(params, "dds[100]",params[0],params[1],params[2])) return SendClientMessage(playerid, -1, "Use: /mute [id] [minute] [reason]");
    if(params[1] < 1 || params[1] > 60) return SendClientMessage(playerid, -1, "Time from 1 minute to 60 minutes!");
    if(!IsPlayerConnected(params[0])) return SendClientMessage(playerid, -1, "Player is not connected to the server.");
    if(PlayerInfo[params[0]][estamute] > 0) return SendClientMessage(playerid, -1, "The player already has a mut.");
    PlayerInfo[params[0]][estamute] = params[1]*60;
    format(string, sizeof(string), "Administrator %s banned %s from chatting for %d minutes. Reason: %s",GetName(playerid),GetName(params[0]),params[1], params[2]);
    SendClientMessageToAll(-1, string);
    return 1;
}