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 ('ba5db4c20accf6e6086dbb8de94e5c67', -1, 1768889673, 1768889673, 'd849d802', -9, 0, 0)

Line : 187
File : sessions.php