phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9620122c5f1e534c57c2656248ae7908' 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 ('9620122c5f1e534c57c2656248ae7908', -1, 1768292033, 1768292033, '0aff0001', 34, 0, 0)

Line : 199
File : sessions.php