[HDFord]

pawn Код:

format(string, sizeof string, "%d|%d|%d|%s|%s|Banned by *SYSTEM* for %s", day, month, year, GetPlayerIP(playerid), giveplayer, reason);
INI_WriteString("LuxAdmin/Config/TempBans.ban", string);

The format does everything for you if you just make it right.