phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './dostscho_mysql/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 ('1e20c090d6a65761ec567e6ba4d3a465', -1, 1526977492, 1526977492, '36c45659', 26, 0, 0)

Line : 187
File : sessions.php