phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2fd9c0e09761cdc541465c1211bc4841' 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, priv_session_id) VALUES ('2fd9c0e09761cdc541465c1211bc4841', -1, 1781519315, 1781519315, '6817c547', -9, 0, 0, '2bd3d05362d91a378d458a0975c3ec2d')

Line : 187
File : sessions.php