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 ('23b7d95b3b35b79a749f56c04b1781c6', -1, 1711630493, 1711630493, '54ccfc03', -10, 0, 0)

Line : 187
File : sessions.php