INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1b644d7c6581cd251e43bafd8696b9413836d07d49deb1a55dedc43be021f9db', 
    'tekrnOxF8wix836BLV8lRQ4SBLRXY7RsamAtwiFNiqY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)