phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a40ea2a02f08ff38a61b7568e14cdec4' 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 ('a40ea2a02f08ff38a61b7568e14cdec4', -1, 1767031496, 1767031496, 'd849d87f', 1, 0, 0)

Line : 187
File : sessions.php