phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '5b247142b9511b18cf0527e0cafcf83b' 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 ('5b247142b9511b18cf0527e0cafcf83b', -1, 1785945135, 1785945135, 'd849d8aa', 1, 0, 0)

Line : 187
File : sessions.php