phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '976cedac98c299d4f793b035f732ee4d' 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 ('976cedac98c299d4f793b035f732ee4d', -1, 1766350521, 1766350521, 'd849d819', 14, 0, 0)

Line : 187
File : sessions.php