phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '31e107a215ebc7d1da19228c1a000ed7' 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 ('31e107a215ebc7d1da19228c1a000ed7', -1, 1791977738, 1791977738, '126109ab', -11, 0, 0)

Line : 187
File : sessions.php