INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b312845f60b9f718b0d40df02fdf60de1b1885b16485eee9f9b9c614d79d577c', 
    't6LBGznYI47LHl6noGzZTzrnsA6o/WlHrYlpzNrEwcc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)