phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './myforum/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 ('f6f5c4f4e106cc8c1412e936437bcd85', -1, 1781719297, 1781719297, 'd849d8cb', -10, 0, 0)

Line : 187
File : sessions.php