SQLSTATE[42000]: Syntax error or access violation: 1065 Query was empty

Im trying to import a cvs file, but i got the next msg
SQLSTATE[42000]: Syntax error or access violation: 1065 Query was empty

I dont Know where is the error. I dont found any related to the FEED module with that msg.

----THIS IS MY FEED CONFIG---
feeds_importer = new stdClass();
$feeds_importer->disabled = FALSE; /* Edit this to true to make a default feeds_importer disabled initially */
$feeds_importer->api_version = 1;
$feeds_importer->id = 'negocios';
$feeds_importer->config = array(
'name' => 'Negocios',
'description' => 'Importador de Establecimientos para el Directorio de Negocios',
'fetcher' => array(
'plugin_key' => 'FeedsFileFetcher',
'config' => array(
'allowed_extensions' => 'txt csv tsv xml opml',
'direct' => FALSE,
'directory' => 'private://feeds',
'allowed_schemes' => array(
0 => 'public',
1 => 'private',
),
),
),
'parser' => array(
'plugin_key' => 'FeedsCSVParser',
'config' => array(
'delimiter' => ',',
'encoding' => 'UTF-8',
'no_headers' => 0,
),
),
'processor' => array(
'plugin_key' => 'FeedsNodeProcessor',
'config' => array(
'expire' => '-1',
'author' => '303',
'authorize' => 1,
'mappings' => array(
0 => array(
'source' => 'GUID',
'target' => 'guid',
'unique' => 1,
),
1 => array(
'source' => 'Nombre del Negocios',
'target' => 'title',
'unique' => 1,
),
2 => array(
'source' => 'Categoria',
'target' => 'field_categoria_negocio',
'unique' => FALSE,
),
3 => array(
'source' => 'Calle y Numero',
'target' => 'field_ubicacion_negocio:street',
'unique' => FALSE,
),
4 => array(
'source' => 'Municipio/Delegacion',
'target' => 'field_ubicacion_negocio:additional',
'unique' => FALSE,
),
5 => array(
'source' => 'Ciudad',
'target' => 'field_ubicacion_negocio:city',
'unique' => FALSE,
),
6 => array(
'source' => 'Estado',
'target' => 'field_ubicacion_negocio:province',
'unique' => FALSE,
),
7 => array(
'source' => 'Codigo Postal',
'target' => 'field_ubicacion_negocio:postal_code',
'unique' => FALSE,
),
8 => array(
'source' => 'Pais',
'target' => 'field_ubicacion_negocio:country',
'unique' => FALSE,
),
9 => array(
'source' => 'Telefono',
'target' => 'field_telefono_negocio',
'unique' => FALSE,
),
),
'update_existing' => '1',
'input_format' => 'plain_text',
'skip_hash_check' => 0,
'bundle' => 'negocio',
),
),
'content_type' => '',
'update' => 0,
'import_period' => '-1',
'expire_period' => 3600,
'import_on_create' => 1,
'process_in_background' => 0,
);