WordPress database error: [Too many keys specified; max 64 keys allowed]
ALTER TABLE `wp_mec_bookings` ADD PRIMARY KEY (`id`);

WordPress database error: [Too many keys specified; max 64 keys allowed]
ALTER TABLE `wp_mec_bookings` ADD KEY `event_id` (`event_id`,`ticket_ids`,`status`,`confirmed`,`verified`,`date`);

WordPress database error: [Too many keys specified; max 64 keys allowed]
ALTER TABLE `wp_mec_bookings` ADD KEY `booking_id` (`booking_id`);

WordPress database error: [Too many keys specified; max 64 keys allowed]
ALTER TABLE `wp_mec_bookings` ADD KEY `timestamp` (`timestamp`);

WordPress database error: [Duplicate column name 'transaction_id']
ALTER TABLE `wp_mec_bookings` ADD `transaction_id` VARCHAR(20) NULL AFTER `booking_id`;

WordPress database error: [Duplicate column name 'user_id']
ALTER TABLE `wp_mec_bookings` ADD `user_id` INT(10) UNSIGNED NULL DEFAULT NULL AFTER `booking_id`;

WordPress database error: [Too many keys specified; max 64 keys allowed]
ALTER TABLE `wp_mec_bookings` ADD INDEX (`user_id`);