phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ba297b5ab0c5546afeb1e17c550dddf3' 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 ('ba297b5ab0c5546afeb1e17c550dddf3', -1, 1777303373, 1777303373, 'ba02a045', -7, 0, 0)

Line : 187
File : sessions.php