INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b315302a50519a04082c2a8a4a404e3c7bae4e4234fc07f754643ac7fd0d1676', 
    'yubfGGT1y6rS7YaCyW2i2dffCKeP4VVaP0FSQ1jbyWg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00240

Result

int(1)