phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '7f78f1b5ec63cf68949fe396ba123f88' 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 ('7f78f1b5ec63cf68949fe396ba123f88', -1, 1715121213, 1715121213, '03858d06', -9, 0, 0)

Line : 187
File : sessions.php