phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ce85f9b6f640f5d6c064b35f398b9921' 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 ('ce85f9b6f640f5d6c064b35f398b9921', -1, 1790224336, 1790224336, 'd849d955', -4, 0, 0)

Line : 187
File : sessions.php