phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '7c796f2d1764514339c4910bb4f86659' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('7c796f2d1764514339c4910bb4f86659', -1, 1714710953, 1714710953, '1276ab14', -1, 0, 0)

Line : 187
File : sessions.php