INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a273d521f67f5cd93a61ded86222e5cd2e355f2b6598d27c52887400b4ef9cb9', 
    'MnsjtThHO6hcWXWiRNITAB1xW7ybspam2a7ZmpMoiKo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)