select distinct qa.id,qa.question,qa.answer,qa.video from qa left join products_groups pg on qa.gid=pg.id left join qa_products qap on qa.id=qap.qid
where (qa.pid=16687 or ( qa.gid>0 and (pg.products like 'LGMHM8B-6-60,%' or pg.products like '%,LGMHM8B-6-60' or pg.products like '%,LGMHM8B-6-60,%') ) or qap.pid=16687) and qa.status=1 order by qa.ts desc - MySQL server has gone away 
