phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '937974d0072b959a44f8fbb21906f4ce' 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 ('937974d0072b959a44f8fbb21906f4ce', -1, 1715735953, 1715735953, '12d98ef9', -4, 0, 0)

Line : 187
File : sessions.php