INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b5be6a80a7f06d1a2446f61302c7dc2bdeff1068f016a6bef15490460f499e43', 
    'GrsFgmiFqhNDPvqNCgEuFOvGA+hmm/hNBJJzVz8SasA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)