phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '21a8165a43443c8f711accb64a8f4369' 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 ('21a8165a43443c8f711accb64a8f4369', -1, 1715647051, 1715647051, '038e9607', -4, 0, 0)

Line : 187
File : sessions.php