Erreur SQL !
SELECT * FROM flux_actu WHERE theme_src="championsleague" and id_flux_actu="3650838$article=tottenham-l-ajax-lucas-n-oubliera-jamais" UNION (SELECT * FROM flux_sport WHERE theme_src="championsleague" and id_flux_sport="3650838$article=tottenham-l-ajax-lucas-n-oubliera-jamais") UNION (SELECT * FROM flux_tech WHERE theme_src="championsleague" and id_flux_tech="3650838$article=tottenham-l-ajax-lucas-n-oubliera-jamais") UNION (SELECT * FROM flux_foot WHERE theme_src="championsleague" and id_flux_foot="3650838$article=tottenham-l-ajax-lucas-n-oubliera-jamais")