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 ('f438db886ff2fe2ff7a6a8438df2e947', -1, 1751837316, 1751837316, '54ccfc03', -1, 0, 0)

Line : 187
File : sessions.php