phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '71fde5c37a06c0072a218aa747b1b37d' 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 ('71fde5c37a06c0072a218aa747b1b37d', -1, 1765112243, 1765112243, 'd849d8a3', 2, 0, 0)

Line : 187
File : sessions.php