Notice: Trying to get property of non-object in /var/www/vhosts/p3bulletin.addictivity.co.uk/httpdocs/scms/Module/Advertising/Advertising.class.php on line 470 Column 'period_uid' cannot be null - INSERT INTO scms_module_advertising_campaign_banner_metrics (banner_uid, period_uid, clicks) VALUES ('QwVw7Ff9', NULL, 1 ) ON DUPLICATE KEY UPDATE clicks = clicks + 1