INSERT INTO skill_trees VALUES (0,101,20,'Stun Shot',0,1);
to 1to to 0 dld ine to id apo to class to opoio 8es.
to 2to to 101 dld ine to id tou skill...
to 3to dld to 20 ine to level tou skill
to 4to ine to name tou skill
kai o pemptos ari8mos ine to level pou 8a prepei na ine enas iroas gia na mathi to sigkekrimeno skill