phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6f9b0421c0a615f778a369850eb7daf2' 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 ('6f9b0421c0a615f778a369850eb7daf2', -1, 1715656962, 1715656962, '7f000001', -4, 0, 0)

Line : 187
File : sessions.php