phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('12d45b27f91f905b8051e4a64c2dcb52', -1, 1737457573, 1737457573, '12d88d79', 22, 0, 0)

Line : 187
File : sessions.php