phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b618eb3616d4a541af88be2a3afc2878' 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 ('b618eb3616d4a541af88be2a3afc2878', -1, 1757587214, 1757587214, 'd849d821', 18, 0, 0)

Line : 187
File : sessions.php