INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '519e8bd7e431e4a1bd75f2e5666047af8e50b8d99c620b60307a635767c00c08', 
    'PSAD5vvtI3pIOJ9AlBOl8bgXFwuZGn4OfgodykFJuIw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)