phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ba4935711a89f29025e1f8b485cc5750' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('ba4935711a89f29025e1f8b485cc5750', -1, 1768962951, 1768962951, 'd849d89c', 28, 0, 0)

Line : 187
File : sessions.php