INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8f4162120709cebc4c5554d6b800a7cbd541af612b88a2dd499ef85804bff4bb', 
    'dk6dx9jARvdOLty+R8m6PTqHFPOQxK2S0lIICGWstqM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)