phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4971663378fec7a32bf8d641f3e1fd45' 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 ('4971663378fec7a32bf8d641f3e1fd45', -1, 1715156843, 1715156843, 'c0a80201', 31, 0, 0)

Line : 187
File : sessions.php