phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '471759fe1c8220cb9493fdbfbcb0cc5f' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('471759fe1c8220cb9493fdbfbcb0cc5f', -1, 1715676678, 1715676678, '030f8dce', -4, 0, 0)

Line : 187
File : sessions.php