INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e50eb6360c14f0292b2152dc53f76cf6ff956349731dfeb790a6d2a0b2c6758b', 
    'UlH1z0GAXK+Z3XzRZG5SKqWh2lDfghiNb6M3URgYGvM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)