phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '789b965a5f79e3d9582ae2e768c4ad7b' 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 ('789b965a5f79e3d9582ae2e768c4ad7b', -1, 1714607971, 1714607971, '12bd027a', 17, 0, 0)

Line : 187
File : sessions.php