INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '450736f379de01ddf5dbe40c543ed71f8ed252e9527c83966a949bb97018ae82', 
    'efDmtJZ8qabaHFyKLDRlTSNuCZCPBu8lD222mWTkk/M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)