phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c7c9ffb33623d3ada9a8e18d353133c8' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c7c9ffb33623d3ada9a8e18d353133c8', -1, 1715868737, 1715868737, '03152269', -4, 0, 0)

Line : 187
File : sessions.php