phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1194 Table '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 ('4d2d24042496819f7232a510effe7701', -1, 1466941189, 1466941189, '36a13465', -1, 0, 0)

Line : 172
File : sessions.php