INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '46485ad51d496e8ff95b421a64dfa06dd9e85283c59f4abb2507d40365db625c', 
    '+Vz4t9U+D9CKzXjCtNGDrqEwCDQd7Ov/f0GA7GGgCeQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)