Trabalhando com eventos no MySQL

delimiter $$
create procedure myProc()
-- Dummy procedure to move the data from mainTable to backupTable, 
-- and then clear (truncate) mainTable
begin
    insert into backupTable select * from mainTable;
    truncate mainTable;
end $$
delimiter ;

-- Now, suposing that you want to execute this procedure every hour:
delimiter $$
create event myEvent
    on schedule every 1 hour
    do
        begin
            call myProc();
        end $$
delimiter ;