Error subcategorias
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SELECT * FROM cat_productos WHERE categoria=1 AND subcategoria= AND subproducto=0 AND activa = 1 ORDER BY id DESC LIMIT 0,10
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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 'AND subproducto=0 AND activa = 1 ORDER BY id DESC LIMIT 0,10' at line 1