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 ('0014f801868f7f6d6b18f006c6bf7a19', -1, 1787951932, 1787951932, 'd849d868', 3, 0, 0)

Line : 187
File : sessions.php