phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b978d23e6dd9506777a94bd520d23fe9' 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 ('b978d23e6dd9506777a94bd520d23fe9', -1, 1711629481, 1711629481, '36c62d00', -10, 0, 0)

Line : 187
File : sessions.php