PHP warning

Hello

Every night I get 15 of those errors in my log …..

PHP 7.4 and PHP 8.1

WordPress database error Unknown column 'referer' in 'field list' for query SELECT
COUNT(referer) AS hit_count,
CASE
WHEN referer = '/' THEN 'Homepage'
ELSE trim( trailing '/' from referer)
END as val_grouped
FROM (SELECT * FROM w3p8w4z_burst_statistics WHERE session_id NOT IN (select session_id from w3p8w4z_burst_statistics where time_on_page < 5000 group by session_id having count(*) = 1)) as without_bounces
WHERE 1=1 AND time > 1640995200 AND time < 1643673599 AND referer IS NOT NULL AND referer <> ''
GROUP BY val_grouped
ORDER BY hit_count DESC LIMIT 0 OFFSET 0 made by do_action_ref_array('burst_every_hour_hook'), WP_Hook->do_action, WP_Hook->apply_filters, burst_statistics->generate_cached_data, burst_statistics->get_hits_single

Thanks