INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e4f8de569900e3bbb1a163f050f06b1e4eb36d0b47f08db1be53efe7d9182fa2', 
    'uhDTVMtJq3n1JkLVBDV2e68eL43Gc37GK1Imoe94l0Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)