phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO start_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('49eed37eb0e94a834a34c2d8367b7753', -1, 1414013960, 1414013960, '365ae320', 0, 0)

Line : 158
File : sessions.php