phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b88afe37bd10caf2b1726f7359174fe7' 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 ('b88afe37bd10caf2b1726f7359174fe7', -1, 1766235085, 1766235085, '00000000', -9, 0, 0)

Line : 187
File : sessions.php