phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '7c532098f44e7905d3323fbbd5aa6804' 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 ('7c532098f44e7905d3323fbbd5aa6804', -1, 1770368813, 1770368813, 'd849d88f', -4, 0, 0)

Line : 187
File : sessions.php