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 ('9fb9193db1a6de3f000eb0d8f932cf17', -1, 1770995249, 1770995249, 'd849d8d9', 7, 0, 0)

Line : 187
File : sessions.php