phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '85c8ff9056db60a69c27d0d6c78b55e3' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('85c8ff9056db60a69c27d0d6c78b55e3', -1, 1715772778, 1715772778, '0395f2fd', 18, 0, 0)

Line : 187
File : sessions.php