phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '884c8871c9146407b047c038d99cdc2b' 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 ('884c8871c9146407b047c038d99cdc2b', -1, 1761870352, 1761870352, 'd849d878', -9, 0, 0)

Line : 187
File : sessions.php