phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd4f551cbdd121048a1bf231938096216' for key 'PRIMARY'

INSERT INTO `phpbb_sessions` (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('d4f551cbdd121048a1bf231938096216', -1, 1714108558, 1714108558, 'd0518095', -9, 0)

Line : 186
File : sessions.php