INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '255802c716cca426bc4e536e838e18f439891eb662ce6117bb8d5fc47a3c11c9', 
    '+OquZUF1EINaalCLe4vUjTK1B4J9ca8V5lPEXFisutE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)