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 ('c7dbd37dfee17f3883976aa4c6129a05', -1, 1472080140, 1472080140, '369e0a9c', 0, 0, 0)

Line : 189
File : sessions.php