phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '761299457b6b6a5dc8a1e98b4b6bd851' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('761299457b6b6a5dc8a1e98b4b6bd851', -1, 1768239263, 1768239263, 'd849d83d', 43, 0, 0)

Line : 187
File : sessions.php