phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a2dacb31c66e2b909ec76dc406b8181c' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a2dacb31c66e2b909ec76dc406b8181c', -1, 1714544672, 1714544672, '03156422', -8, 0, 0)

Line : 187
File : sessions.php