INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f3f42ea462a6e5a9a02fd554660af586329ad204d8b8678f33343a46a4ccea5', 
    'GRZk0eez4KhnHICRVGYi7S9b9OXSehtTPbR0EIP32qE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)