INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9440279bf8bde51f06a223625bd5ac289f2fc4ec6762c0ba1c18f4cb828015c7', 
    'ytbl76EcpSqXRU6889lSJKMCA8mIn9SLgA1jIikvwMM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)