phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b9dc9cb20b0d1846f4fb5485a0865a4e' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('b9dc9cb20b0d1846f4fb5485a0865a4e', -1, 1715817730, 1715817730, '1276fe1c', -8, 0, 0)

Line : 187
File : sessions.php