phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './eguoxue/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 ('4b53ab5b28cce2355feaff45e3c26c5f', -1, 1506357873, 1506357873, '7f000001', 7, 0, 0)

Line : 172
File : sessions.php