phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '87debc8924b1818b6f278a0d0990cd12' 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 ('87debc8924b1818b6f278a0d0990cd12', -1, 1714286969, 1714286969, '0d3b642a', 11, 0, 0)

Line : 187
File : sessions.php