You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '?id=100131&seccion=100131&nombreseccion=ConvertirUnidadesOnline WHERE ' at line 4
SELECT `seccion` FROM clicks_contador_click.php?id=100131&seccion=100131&nombreseccion=ConvertirUnidadesOnline WHERE id = 100131