phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd5dd87d47573f1a8c60c58b8bd25e452' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('d5dd87d47573f1a8c60c58b8bd25e452', -1, 1769019618, 1769019618, 'd849d879', -4, 0, 0)

Line : 187
File : sessions.php