phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './forum/phpbb_sessions' is marked as crashed and should be repaired

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('1790087ab6dcb63cbd87a3b7d64a9a43', -1, 1755101758, 1755101758, 'd849d8ad', -9, 0, 0)

Line : 189
File : sessions.php