phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2815e9a6102b8fa23988873679a51d63' 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 ('2815e9a6102b8fa23988873679a51d63', -1, 1715771911, 1715771911, '1277a2cc', 0, 0, 0)

Line : 187
File : sessions.php