phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a7fb6c7720e09a408e84d65e0809b9f6' 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 ('a7fb6c7720e09a408e84d65e0809b9f6', -1, 1714443083, 1714443083, '12e3727d', -7, 0, 0)

Line : 187
File : sessions.php