phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c6773327eeb3bd2fa4d2c9f19bdefec7', -1, 1715241210, 1715241210, '0316ab88', -9, 0, 0)

Line : 189
File : sessions.php