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 ('154258add2adcb5c0bc0c672ea5c1e85', -1, 1786002211, 1786002211, 'd849d8c4', -10, 0, 0)

Line : 187
File : sessions.php