phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '22e445ecfbdba77660baadee68024869' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('22e445ecfbdba77660baadee68024869', -1, 1484771646, 1484771646, '36cd0992', -1000, 0, 0)

Line : 187
File : sessions.php