INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6494a3c64dfde69c5ef93dd146118e060b55ca653183c9787689675e0638d54b', 
    'fChengSWRSHbYopRNtPISoF3BZyXsBVFYQBqT44CkRk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)