WordPress database error: [Column 'email' cannot be null]INSERT INTO `membership_payment` (`UserID`, `email`, `name`, `address`, `phone`, `order_id`, `pay_ref_no`, `payment_date`, `amount`, `status`) VALUES ('0', NULL, NULL, '', '', 'mtcc_mumbai_1701344670_344', '', '2023-11-30 11:44:30', NULL, '0')