phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4dc1b9c849b533f0cc59c5bc94839e39' 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 ('4dc1b9c849b533f0cc59c5bc94839e39', -1, 1714133069, 1714133069, '12dc9a29', -9, 0, 0)

Line : 187
File : sessions.php