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) VALUES ('d257a224c0a24d16b3a7aceb85a950fe', -1, 1516794585, 1516794585, '36535134', -4, 0)

Line : 158
File : sessions.php