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 ('0f30a65407255fb79d1422d1d42bbbec', -1, 1501224603, 1501224603, '36500a1e', 7, 0, 0)

Line : 187
File : sessions.php