phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6a8643c634ac64b9e6d598f9407712fd' 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 ('6a8643c634ac64b9e6d598f9407712fd', -1, 1716264678, 1716264678, 'c0a80201', -4, 0, 0)

Line : 187
File : sessions.php