INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6cfae0557546d0e78d5ad03e5bd6fa78c5fec055e9295b249c1b333316863b31', 
    'z98Hw4siaOW8eRcNI0CLxBEc2RlqVSHFl3Msd7TLrFE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)