phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '021f3d8540a429138cfab05237d178a6' 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 ('021f3d8540a429138cfab05237d178a6', -1, 1715823435, 1715823435, '038d0cd1', -4, 0, 0)

Line : 187
File : sessions.php