INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e951cd29b487c6e7a04eb623e60e4a2cd3aae585887509634d911760af4eaf45', 
    'NQB2vE18wR21y9ENAb0f6sirui9JtOplono4SXjC/hM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)