phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4534e9493cb785f6743a8b91ff2b04b3' 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 ('4534e9493cb785f6743a8b91ff2b04b3', -1, 1722044223, 1722044223, '03913f07', -12, 0, 0)

Line : 187
File : sessions.php