phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '5710fe6ab4b93b0c950b62be2c73bc9d' 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 ('5710fe6ab4b93b0c950b62be2c73bc9d', -1, 1516579631, 1516579631, '36ea414e', -4, 0, 0)

Line : 200
File : sessions.php