phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1bf96c479b11691885deaecfdcd5eed5' 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 ('1bf96c479b11691885deaecfdcd5eed5', -1, 1738672050, 1738672050, '0d3a12be', -4, 0, 0)

Line : 187
File : sessions.php