phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b13bff12b9c47db7d1d695043e950a4c' 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 ('b13bff12b9c47db7d1d695043e950a4c', -1, 1714070902, 1714070902, '6ca2d863', 0, 0, 0, '84e5d8f0d1247d8a7338383c36ded741')

Line : 187
File : sessions.php