phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'dc6d1e1cb0dbd854e1f1e760b3e1fadc' 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 ('dc6d1e1cb0dbd854e1f1e760b3e1fadc', -1, 1713584930, 1713584930, '03859c9c', -7, 0, 0)

Line : 187
File : sessions.php