INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b4b63991053b24cb3fcdfce3a97788993f613467028de038af629a99b4dbf1eb', 
    '+sZ8EZ1S4PSHKejPLfKZFLlGtI5vPrOOXaqNNaFv6LM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)