INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '877990891785c90e5a1cfa459b8dd8d3b94705c787dc73af526894b159f30004', 
    '2OuQnjGy+DjyyrQn4aITQxpfkJuyiNw/2w7xpPRawY8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)