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 ('01c12534848c1cc048c0dc4a32a4bffc', -1, 1788646165, 1788646165, 'd849d8d1', -2, 0, 0)

Line : 187
File : sessions.php