An exception occurred while executing 'SELECT t0.newsletter_rendered_body AS newsletter_rendered_body_1, t0.newsletter_rendered_subject AS newsletter_rendered_subject_2, t0.count_total AS count_total_3, t0.count_processed AS count_processed_4, t0.count_to_process AS count_to_process_5, t0.meta AS meta_6, t0.id AS id_7, t0.created_at AS created_at_8, t0.updated_at AS updated_at_9, t0.deleted_at AS deleted_at_10, t0.task_id AS task_id_11, t12.type AS type_13, t12.status AS status_14, t12.priority AS priority_15, t12.scheduled_at AS scheduled_at_16, t12.processed_at AS processed_at_17, t12.meta AS meta_18, t12.in_progress AS in_progress_19, t12.reschedule_count AS reschedule_count_20, t12.id AS id_21, t12.created_at AS created_at_22, t12.updated_at AS updated_at_23, t12.deleted_at AS deleted_at_24, t0.newsletter_id AS newsletter_id_25 FROM wp_blogmailpoet_sending_queues t0 LEFT JOIN wp_blogmailpoet_scheduled_tasks t12 ON t0.task_id = t12.id WHERE t0.newsletter_id = ? ORDER BY t0.id DESC LIMIT 1' with params [312]: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away