INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6640a563cd5ccaa713ea9dd0a1f5c1f050aaab6eeb480a28cd57da65938a7529', 
    's2hFbwn2VReyUz5AEVzVm1LJ7IIdLOTvhsvUmOP7fvE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)