My website is pharma hacked. I will appreciate your advice on how to fix it.
This is what it says on the error_log file;

WordPress database error Illegal mix of collations (utf8_general_ci,IMPLICIT) and (utf8mb4_unicode_520_ci,COERCIBLE) for operation ‘like’ for query SELECT SQL_CALC_FOUND_ROWS wp_posts.ID FROM wp_posts WHERE 1=1 AND (((wp_posts.post_title LIKE ‘%Elavil%’) OR (wp_posts.post_excerpt LIKE ‘%Elavil%’) OR (wp_posts.post_content LIKE ‘%Elavil%’)) AND ((wp_posts.post_title LIKE ‘%50%’) OR (wp_posts.post_excerpt LIKE ‘%50%’) OR (wp_posts.post_content LIKE ‘%50%’))

WordPress database error Illegal mix of collations (utf8_general_ci,IMPLICIT) and (utf8mb4_unicode_520_ci,COERCIBLE) for operation ‘like’ for query SELECT SQL_CALC_FOUND_ROWS wp_posts.ID FROM wp_posts WHERE 1=1 AND (((wp_posts.post_title LIKE ‘% Wo kamagra jelly