Warning: [mysql error 145] Table './db478265290/piwigo_sessions' is marked as crashed and should be repaired

SELECT data
  FROM piwigo_sessions
  WHERE id = '369F5n1pt55jo2fdorh5vrbendp0b6'
; in /var/www/vhosts/liveboat.it/httpdocs/gallery/include/dblayer/functions_mysqli.inc.php on line 845
Galleria fotografica, foto navi da crociera, scali e itinerari
Warning: [mysql error 145] Table './db478265290/piwigo_sessions' is marked as crashed and should be repaired

REPLACE INTO piwigo_sessions
  (id,data,expiration)
  VALUES('369F5n1pt55jo2fdorh5vrbendp0b6','pwg_lang_switch|s:5:\"ar_SA\";pwg_mobile_theme|b:0;pwg_device|s:7:\"desktop\";',now())
; in /var/www/vhosts/liveboat.it/httpdocs/gallery/include/dblayer/functions_mysqli.inc.php on line 845