INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6b935a22a8e709796afd8c560d9dbcfcdd17b745fc8331c44514feeb20f03ee', 
    'tUbuaK7MTMamXqrBe0xcGahRUODT4gD8B+XC5Kkx69U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)