SELECT COUNT(DISTINCT(id)) AS nb_total_images
  FROM phpwebgallery_images
    INNER JOIN phpwebgallery_image_category AS ic ON id = ic.image_id
  WHERE ((author LIKE '%Piégay%')  (author LIKE '% éditeur Givors%')) AND  category_id NOT IN (1,2,3,97,95,118)
;
[mysql error 1064] You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '(author LIKE '% éditeur Givors%')) AND  category_id NOT IN (1,2,3,9' at line 4