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 ('3ddefbfd1f556aa6641bd2559f3c128a', -1, 1770318531, 1770318531, 'd849d8d4', 11, 0, 0)

Line : 187
File : sessions.php