INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a3f23d34306a421b4e926263da40f5ad6b53cf5388a71fcdcff143e2b9d0906a', 
    'MsgNQIW3cLcYYhf+O5KjejFImLfexpq+ZPmVv360kjc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)