Erreur SQL !
FROM posts WHERE (REPLACE (titre_post,"é","e") LIKE "%if(now()=sysdate(),sleep(3),0)/*'XOR(if(now()=sysdate(),sleep(3),0))OR'"XO%" OR REPLACE (texte_post,"é","e") LIKE "%if(now()=sysdate(),sleep(3),0)/*'XOR(if(now()=sysdate(),sleep(3),0))OR'"XO%") AND affiche_post="1" AND sujet_post="1" ORDER BY id_post DESC
FROM posts WHERE (REPLACE (titre_post,"é","e") LIKE "%if(now()=sysdate(),sleep(3),0)/*'XOR(if(now()=sysdate(),sleep(3),0))OR'"XO%" OR REPLACE (texte_post,"é","e") LIKE "%if(now()=sysdate(),sleep(3),0)/*'XOR(if(now()=sysdate(),sleep(3),0))OR'"XO%") AND affiche_post="1" AND sujet_post="1" ORDER BY id_post DESC