INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b87217b595ba77e42974a610a2f31f27952768efb335128ba58b458c63276923', 
    'bMYKZjXTODeTRER9mhbpXlw/R1nSCbMbTBYybFGftuw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)