Info 1

SELECT *, clave FROM books_traducciones

SELECT clave, valor FROM books_config

	SELECT id, clave, parent_id, privado, formulario,
					titulo_en AS titulo, banner,
					link_en AS link,
					slug_en AS slug,
					meta_key_en AS meta_key,
					meta_descr_en AS meta_descr,
					art_en AS text
					FROM books_articulos 
					 WHERE slug_en = 'info-1' 
					

	SELECT id, clave, 
					titulo_en AS title,
					link_en AS link,
					slug_en AS slug,
					art_en AS text,
					meta_descr_en AS meta,
					(SELECT img.file_name as file_name
        FROM books_images_articulos img
        WHERE img.parent_id = main.id
        ORDER BY img.orden ASC
        LIMIT 1) AS file_name 
					FROM books_articulos main
					WHERE parent_id = 4
					ORDER BY orden
					

SELECT file_name FROM books_images_articulos WHERE parent_id = 4 ORDER BY orden

SELECT * FROM books_files_articulos WHERE parent_id = 4 ORDER BY orden

 	SELECT *, id, clave, link_en AS link,  titulo_en AS titulo,
					slug_en AS slug, header_menu, footer_menu, parent_id, orden
					FROM books_articulos
					ORDER BY orden
					

SELECT slug_en FROM books_articulos WHERE clave = 'info1'

SELECT slug_en FROM books_articulos WHERE clave = 'info1'

SELECT meta_descr_en AS field FROM books_articulos WHERE clave = 'inicio'

SELECT art_en AS field FROM books_articulos WHERE clave = 'inicio'

	SELECT file_name, art.id AS aid
					FROM books_images_articulos img
					JOIN books_articulos art
						ON img.parent_id = art.id
					WHERE art.clave = 'info1'

SELECT id, banner FROM books_articulos WHERE id = 3

SELECT banner AS field FROM books_articulos WHERE clave = 'inicio'

UPDATE books_traducciones SET used = 1 WHERE clave = 'sitemap' AND used != 2

UPDATE books_traducciones SET used = 1 WHERE clave = 'siguenos_online' AND used != 2

UPDATE books_traducciones SET used = 1 WHERE clave = 'todos_derechos' AND used != 2