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

SELECT data
  FROM piwigo_sessions
  WHERE id = '126189rtu6fjlckpah3gfd3j5vvmh7'
; in /home3/chinabus/public_html/n_gallery/include/dblayer/functions_mysqli.inc.php on line 830

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

SELECT DISTINCT(id)
  FROM piwigo_images
    INNER JOIN piwigo_image_category AS ic ON id = ic.image_id
  WHERE hit > 0
    AND (category_id NOT IN (145,166,196,197,203,239,249))
     ORDER BY hit DESC, id DESC
  LIMIT 15
; in /home3/chinabus/public_html/n_gallery/include/dblayer/functions_mysqli.inc.php on line 830

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

REPLACE INTO piwigo_sessions
  (id,data,expiration)
  VALUES('126189rtu6fjlckpah3gfd3j5vvmh7','pwg_device|s:7:\"desktop\";pwg_mobile_theme|b:0;',now())
; in /home3/chinabus/public_html/n_gallery/include/dblayer/functions_mysqli.inc.php on line 830