INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '18339c1244a2a52bfbbffff28dfaa0d58095a352ddfbbd3ad28ca76faafe0fcc', 
    '4fwCx2muXr4bseR5C0FOCp7M6HYK8giB8MWrlF35OZw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)