INSERT INTO `#__jltcenter_setup` VALUES (101, 'enable_qr_code', '0', 'qr_code', 0);
INSERT INTO `#__jltcenter_setup` VALUES (102, 'qr_code_size', '120', 'qr_code', 1);

CREATE TABLE  `#__jltcenter_used_tickets`(
  `event_id` int(11) NOT NULL,
  `order_id` int(11) NOT NULL,
  `line_id` int(11) NOT NULL,
  `line_id_counter` int(11) NOT NULL DEFAULT '0',
  `event_date` datetime NOT NULL DEFAULT '0000-00-00 00:00:00',
  UNIQUE KEY `ticket_id` (`event_id`,`order_id`,`line_id`,`line_id_counter`)
) ENGINE=MyISAM AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;