phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd384978fc90e009f4dac1a9f5c8d1721' 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 ('d384978fc90e009f4dac1a9f5c8d1721', -1, 1713586448, 1713586448, '12ddef94', 20, 0, 0)

Line : 187
File : sessions.php