1062 - Duplicate entry '0' for key 1
insert into configuration (configuration_title, configuration_key, configuration_value, configuration_description, configuration_group_id, sort_order, set_function, date_added) VALUES ('Enable Zones Method', 'MODULE_SHIPPING_CORRIERE1_STATUS', 'True', 'Do you want to offer zone rate shipping?', '6', '0', 'tep_cfg_select_option(array(\'True\', \'False\'), ', now())
[TEP STOP]

Da cosa potrebbe dipendere??