INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '789419608b71df603edf5beea25db5a2e553a32a7027395936a771f3aa6a0d91', 
    '7+cOtJjdOBmfQtxUOqHV340wfHISHZEiQZn9MXiY5HI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)