Warning:  [mysql error 126] Incorrect key file for table './piwigo/piwigo_sessions.MYI'; try to repair it

REPLACE INTO piwigo_sessions
  (id,data,expiration)
  VALUES('22ECdbd5phna2vgntu70n4vtr2lrp7','pwg_device|s:7:\"desktop\";pwg_mobile_theme|b:0;pwg_show_metadata|b:1;',now())
; in /srv/www/htdocs/docs-asvfans/include/dblayer/functions_mysqli.inc.php on line 845