INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4ad162b459d56f35f9b4c152563a2febc8e47ec426371d8a790e0fd37a422a3', 
    'yeqc1iaOh6rFnzb4OH2oTA4wC3tadPmR1n71lmzeU2A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)