INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c543d36668f63bb1a5bb841b15dde05b22dc8c904771a1202336369e1ccd481', 
    'F3sZCybw10fVAQAC12iJilFBgQ+gPPPLTxXbQHGteDk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)