Full Code

options:
  token: ()
  sname: ()

on skript load:
  create vixio bot:
    login to "{@token}" with the name "FreeTrack Receiver"

on guild message received seen by "FreeTrack Receiver":
  if discord id of event-channel is "()":
    set {_msg} to event-message
    set {_msg} to "%{_msg}%"
    if {_msg} in lowercase contains "{@sname}":
      replace "[VIP]" in {_msg} with ""
      replace "[PRO]" in {_msg} with ""
      replace "[LEGEND]" in {_msg} with ""
      replace "[PATRON]" in {_msg} with ""
      replace "[YOUTUBE]" in {_msg} with ""
      replace "[HELPER]" in {_msg} with ""
      replace "[MOD]" in {_msg} with ""
      replace "[ADMIN]" in {_msg} with ""
      replace "[<3]" in {_msg} with ""
      replace "/join " in {_msg} with ""
      set {_split::} to {_msg} split at ":"
      replace " " in {_split::1} with ""
      set {_uuid} to "%{_split::1}%" parsed as offline player's uuid
      set {_servername::} to {_split::2} split at " "
      set {_servername::2} to {_servername::2} in lowercase
      if {_servername::2} is "{@sname}":
        set {adcount::%{_uuid}%} to {adcount::%{_uuid}%} + 1
        set {totalads::%{_uuid}%} to {totalads::%{_uuid}%} + 1

on join:
  if {adcount::%player's uuid%} is greater than 0:
    loop {adcount::%player's uuid%} times:
      set {adcount::%player's uuid%} to {adcount::%player's uuid%} - 1
      give player tripwire_hook 1 name:&dAd_Key lore:&bUse_this_key_to_open_&dAd_&bcrate! lure:4341 itemflags:HIDE_ENCHANTS"
    broadcast "&a%player% advertized the server and got rewards!" # change to whatever message you want

command /adtop:
  trigger:
    set {_sorted::} to sort((indices of {totalads::}), {totalads::})
    loop 5 times:
      set {_player} to {_sorted::%loop-value%} parsed as offline player
      set {_uuid} to {_sorted::%loop-value%} parsed as offline player's uuid
      set {_value} to {totalads::%{_uuid}%}
      send "&a%loop-value%&7. &9%{_player}%: &3%{_value}%" to player

command /adstats <offline player=%player%>:
  trigger:
    send "&aTotal ads: &3%{totalads::%arg-1's uuid%}%"

function sort(indices: strings, values: numbers, descending: boolean = true) :: strings:
  loop {_indices::}:
    set {_sort::%{_values::%loop-index%}%.%loop-index%} to loop-value
  return (reversed {_sort::}) if {_descending} is true, else {_sort::}