WordPress database error: [Duplicate key name 'submit_time_idx']
ALTER TABLE `wordpress_cf7dbplugin_submits` ADD INDEX `submit_time_idx` ( `submit_time` )

WordPress database error: [Duplicate key name 'form_name_idx']
ALTER TABLE `wordpress_cf7dbplugin_submits` ADD INDEX `form_name_idx` ( `form_name` )

WordPress database error: [Duplicate key name 'field_name_idx']
ALTER TABLE `wordpress_cf7dbplugin_submits` ADD INDEX `field_name_idx` ( `field_name` )