INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a3b8285dcec636a3718595789130ca7a2dacd8c2949f8a05070eba2b5d7a000c', 
    'JDAQS3C0E4NXUUvGv5TSReeZsNJcWYt9M2SqG74usAc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)