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 ('e6f0d1e043db753d44fd1a3d2cc7997f', -1, 1506357721, 1506357721, '7f000001', 5, 0, 0)

Line : 172
File : sessions.php