phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1aaff10bda8b91d9f82c45f49bf6e06f' 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 ('1aaff10bda8b91d9f82c45f49bf6e06f', -1, 1730419482, 1730419482, '12745a3b', 6, 0, 0)

Line : 187
File : sessions.php