phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c4a2d1dbbd4247e35dca8f945cd952d3' 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 ('c4a2d1dbbd4247e35dca8f945cd952d3', -1, 1746120522, 1746120522, '12dd57a7', -9, 0, 0)

Line : 187
File : sessions.php