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 ('6e8eda032151d3eb1ec1c3bb2a5e1f48', -1, 1773996544, 1773996544, 'd849d83c', 1, 0, 0)

Line : 187
File : sessions.php