phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a21c16a0db88fc9df202a93c6b21bcf2' 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 ('a21c16a0db88fc9df202a93c6b21bcf2', -1, 1714248189, 1714248189, '12bd0edb', -1, 0, 0)

Line : 187
File : sessions.php