phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './lg15_phpbb/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 ('87a19ff162c9bb1ab2824b019821c64a', -1, 1768401444, 1768401444, 'd849d80d', 120, 0, 0)

Line : 187
File : sessions.php