phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1ff86490b8a50db962f24889c4e55747' 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 ('1ff86490b8a50db962f24889c4e55747', -1, 1715209862, 1715209862, '12bed986', -1, 0, 0)

Line : 187
File : sessions.php