phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b3e34f52ea76dd10a48da9a6f6c64ec3' 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 ('b3e34f52ea76dd10a48da9a6f6c64ec3', -1, 1769536703, 1769536703, 'd849d8a1', 4, 0, 0)

Line : 187
File : sessions.php