I have this statement:

Code:
INSERT INTO LlamadasRecompra (CodigoCompra, ClaveVive, Paciente, Status, Tel1, Tel2,
 Cel, Presentacion, Dosis, Compras, Medico,
 FechaUC, FechaCargaReceta, Receta)
(SELECT COD_COMPRA AS CodigoCompra, CLAVE_V AS ClaveVive, PACIENTE AS Paciente, STATUS AS Status, TEL1 AS Tel1, TEL2 AS Tel2,
 CEL AS Cel, PRESENTACION_UC AS Presentacion, DOSIS_DIARIA_VIVE AS Dosis, COMPRAS AS
...