INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '305c590b3646e312c467bfe4de24705b6c6708d0a32c156cb9653fa629455614', 
    't83Za0U9z9d2sgHsDEyqB6OzyTNnl6riN0PcsWbMUVU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)