INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '20af75cb9e15286721997aafa09358b24aff72da1073233490476d1a6224b323', 
    'OBdmIW71tGOp+3CGcpHq3luacDTpRJnqfKWdh5siSHM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)