phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '34978f51eebd7ec507f8ccfd2b9de255' 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 ('34978f51eebd7ec507f8ccfd2b9de255', -1, 1714248142, 1714248142, '038d1fd1', -10, 0, 0)

Line : 187
File : sessions.php