phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '248c2e7217a43aeb63c0ccf230199ee7' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('248c2e7217a43aeb63c0ccf230199ee7', -1, 1715888621, 1715888621, '1276fc57', 4, 0, 0)

Line : 187
File : sessions.php