INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '355064983b8209911b2a7f77281f08e74348ca16789af3b1c9fe89f75aa0ed31', 
    '32/T0515zPbdeKHf0qxYZsj+6QPOXV9JkBMFynj6Sg0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)