phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '88ff5c61066b710b4997ee696a39c7a6' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('88ff5c61066b710b4997ee696a39c7a6', -1, 1715283183, 1715283183, '1276c1e8', -6, 0, 0)

Line : 187
File : sessions.php