Warning:  [mysql error 144] Table './jcvvmyan_piwi1/piwi_sessions' is marked as crashed and last (automatic?) repair failed

SELECT data
  FROM piwi_sessions
  WHERE id = 'D849fl1urfil7hsb6af0ac4tphfi95'
; in /home/jcvvmyan/domains/dataprof.net/public_html/fotoslide/include/dblayer/functions_mysqli.inc.php on line 845

Warning:  [mysql error 144] Table './jcvvmyan_piwi1/piwi_history' is marked as crashed and last (automatic?) repair failed

INSERT INTO piwi_history
  (
    date,
    time,
    user_id,
    IP,
    section,
    category_id,
    image_id,
    image_type,
    format_id,
    auth_key_id,
    tag_ids
  )
  VALUES
  (
    CURRENT_DATE,
    CURRENT_TIME,
    2,
    '216.73.216.78',
    'categories',
    12,
    NULL,
    NULL,
    NULL,
    NULL,
    NULL
  )
; in /home/jcvvmyan/domains/dataprof.net/public_html/fotoslide/include/dblayer/functions_mysqli.inc.php on line 845

Warning:  [mysql error 144] Table './jcvvmyan_piwi1/piwi_sessions' is marked as crashed and last (automatic?) repair failed

REPLACE INTO piwi_sessions
  (id,data,expiration)
  VALUES('D849fl1urfil7hsb6af0ac4tphfi95','pwg_device|s:7:\"desktop\";pwg_mobile_theme|b:0;',now())
; in /home/jcvvmyan/domains/dataprof.net/public_html/fotoslide/include/dblayer/functions_mysqli.inc.php on line 845