phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ef5cf3f60e517780cb368dbf014e0e54' 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 ('ef5cf3f60e517780cb368dbf014e0e54', -1, 1716384663, 1716384663, '0389d9b1', -4, 0, 0)

Line : 187
File : sessions.php