phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c2ee4e9159c11024109b027f0da21250' 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 ('c2ee4e9159c11024109b027f0da21250', -1, 1770407380, 1770407380, 'd849d8a9', -10, 0, 0)

Line : 187
File : sessions.php