INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '02fdc481ca595a508e5be8efaf5b62f6946fe193d94d886f99f6b80cb10127ee', 
    '+50t4N8IveqJVQLMSq9PXWxKcb+L47QIiXa43v4t6hw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)