phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '77961bb74789ebbea48e10ecfb42b8e8' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('77961bb74789ebbea48e10ecfb42b8e8', -1, 1714197984, 1714197984, '03114f3c', 14, 0, 0)

Line : 187
File : sessions.php