INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c48eb73c1d1d465a2bb522f8ff330a9a8f738f51e0cfd43728977b897c505bf1', 
    'PBdiEE7NrVetIdh2GGvLE3YZ8Gra5KS5pPd4nsO//JM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)