INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '557c8460052ce35b6020abed78bedbe903ecea630f95603454f03a7e0b9eacf1', 
    'IeVIwb2fWVnz1R/8VOuew0QqxX436tczY0UBTKV+8jc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)